Astaria

Astaria Leander is a swordswoman whose pursuit of strength develops from decades of isolated cultivation as the Skyfall Kingdom's hidden protector into a place at the forefront of the Leander family's wars across worlds. She begins as the strongest known person on the Forgotten Continent, becomes Nux's rival, teacher, and wife, and ultimately builds the Law of Absolute Sword around the conviction that her blade should overcome every obstruction before it.

Biography

The hidden protector of Skyfall

Astaria is initially known less as a public ruler than as the force that makes Skyfall's throne unassailable. As the strongest of the continent's four Emperor Stage cultivators, her continued existence means that only a member of the Skyfall bloodline can safely rule. She has nevertheless withdrawn from politics. The official explanation is seclusion, and the underlying motive is real: Astaria believes there must be a realm beyond Emperor and spends decades pursuing it. The effort brings no new cultivation stage, but it gives her far finer control over her existing power and leaves her unwilling to trade the summit she seeks for routine administration. (Chapters 202 and 460)

That separation is also rooted in a compromise she never forgives. A century earlier, Swordfeck Fulvanius planned a purge and Ricardus followed it, killing the princes backed by Duke Houses, including Astaria's only son Dekdom and Ricardus's own brother. Other princes and princesses survived, but none possessed the combined Royal and Duke blood required to take the throne under the kingdom's rules. Astaria could have killed Ricardus, yet doing so while he was the only politically viable successor would have destabilized the kingdom she had sworn to protect. She therefore suppressed her vengeance, entered seclusion, and allowed him to remain king until Evane offered a lawful replacement. Her public absence is consequently not indifference: it is a painful choice to place dynastic stability above a mother's justice. (Chapters 497–498)

Ricardus draws her back into political life by alleging that Emperor Herms has broken the continent's treaty. Astaria does not accept the accusation merely because it comes from Skyfall's king. She notes the weakness of his evidence and refuses to act without proof. Reports that Evane has killed Lovis and that an unknown cultivator has penetrated the palace defenses give her a second reason to investigate. When she meets Nux, she sees through his concealed cultivation and identifies him as a King Stage cultivator, but curiosity does not override caution: she interrogates his role beside Evane, tests the pair's account, and makes clear that deception will carry consequences. (Chapters 444–461)

Nux's evidence sends Astaria to investigate Herms personally, while Evane's survival gives her a solution to the older succession crisis. Once Ricardus's crimes can be answered without leaving Skyfall leaderless, Astaria makes the choice she had postponed for a century. She has him arrested, names Evane as the next ruler, and schedules his execution after the coronation. In private she invites Evane to call her “Grandma,” advises her not to mistake a compassionate heart for weakness, and promises that the most difficult burdens can be left to those strong enough to carry them. Astaria ends this phase no longer merely preserving the throne: she has used her authority to replace an unworthy ruler and reconnected her personal loyalty to the future of the kingdom. (Chapters 497–500)

Rival, teacher, and wife

Before accepting Nux as part of Evane's future, Astaria tests whether he intends to turn the new queen into a puppet. His answer—that he seeks freedom rather than a kingdom, but will protect the country his wife chooses to rule—satisfies her. She then protects the extraordinary young cultivators around him by locking down the palace and investigating possible leaks. Her concern is practical rather than possessive: their strength could destabilize the continent if exposed, while their loyalty to Evane can secure Skyfall if properly understood. She also encourages the Shadow Unit after Nux defeats them, treating an overwhelming loss as a standard to pursue instead of a reason to abandon their training. (Chapters 511–542)

Her own defeat becomes the basis of a much more personal bond. After a spar in which Nux injures her but does not claim a technical victory, Astaria is prepared to treat his restraint as winning their wager. Nux refuses; he wants a fair victory over the strongest opponent he knows, not a concession granted because of the difference in their realms. That answer speaks directly to Astaria's pride. She postpones his other operations, takes charge of his training, and teaches him to treat Emperor cultivators as his next real targets. Her instruction covers Mana reinforcement, opponent assessment, timing, and the difference between raw strength and controlled power, turning their courtship into a shared martial project. (Chapters 543–545)

Their next major duel leaves Astaria unconscious for a day and Nux for two. She is initially furious that a King Stage cultivator can make her feel weak, but the result also gives her something her long seclusion could not: a rival who can stand beside her and force her to improve. Their wager and mutual attraction develop into marriage, while their relationship retains the competitive terms on which it began. Astaria continues to demand real contests, Nux refuses victories he has not earned, and each uses the other as proof that an apparent peak can still be surpassed. (Chapters 586–634)

The continental war tests whether that rivalry has prepared them for consequences beyond a training ground. Astaria leads Skyfall's army, fights Herms without relying on another Emperor to win her battle, and kills him after exploiting the lapse caused by his concern for his son. The larger revelation—that their continent is only a sealed fragment of a far greater world—then makes her former title as its strongest person almost meaningless. When the barrier falls, Astaria wants to remain and defend the population, but recognizes that doing so would force Nux and all of their companions into a hopeless fight. She chooses evacuation despite hating it, refusing to spend every life around her to satisfy her own sense of duty. The decision ends her tenure as Skyfall's resident protector and turns the Leander family, rather than a single kingdom, into the people whose future she will defend. (Chapters 594–614 and 703)

ExceedoGenesis and the discipline of a wider world

Yrniel immediately confronts Astaria with customs and power scales that the Forgotten Continent had concealed. She openly dislikes the ordinary acceptance of slavery, while acknowledging the uncomfortable fact that Nux possesses a seal capable of enslaving people. That response captures a recurring tension in her outlook: she has strong personal ideas about dignity and obligation, but experience has taught her that moral disgust does not by itself erase systems upheld by superior force. She therefore studies the wider world instead of pretending her old authority still governs it. (Chapter 711)

Astaria helps give the family an identity inside that world. During the registration of ExceedoGenesis, she backs Nux's defiance with dry mockery and refuses to be impressed by the established cultivators trying to belittle them. When the family later debates a public ceremonial union, she supports it because perpetual concealment has become both stifling and strategically limiting. Meeting Yrniel's leaders and confronting stronger opponents are, in her view, necessary steps toward improvement. Her willingness to appear publicly marks a shift from the woman who spent decades behind Skyfall's throne to a warrior ready to let the world's strongest powers judge her directly. (Chapters 821–822 and 958)

That exposure leads to Vyriana, who recognizes that Astaria has been trying to find her own Path without knowing the larger cultivation framework. Astaria becomes her true disciple because both women are defined by disciplined ambition rather than by a bloodline gift alone. When Nux offers his wives different races, Astaria refuses to change hers: she has already chosen a Path in which remaining human matters. She does accept Nux's permanent upgrade of her Human bloodline from Medium to Exceptional, an externally granted improvement that strengthens her foundation without replacing her identity. (Chapters 1089 and 1093–1095)

Under Vyriana, Astaria and her sisters transition from rapidly advanced cultivators into Complete Cultivators with practical foundations. Astaria takes the lead when they begin hunting in Waranal, works within coordinated attacks rather than treating every enemy as a personal duel, and repeatedly supplies the finishing sword strike after her sisters create an opening. She masters the required techniques but delays her breakthrough because meeting a minimum standard is not enough for her; she wants a foundation she considers stable. Her first Human Trial Tower attempt reaches the thirtieth wave, where a Saint and supporting Semi Saints finally defeat her. The failure denies her Primordial blood, but it also gives her a precise obstacle to return to rather than a vague higher realm to seek in isolation. (Chapters 1094–1122 and 1208–1209)

The Path of the Absolute Sword

Astaria refuses to accept the Trial Tower result as final. Nux gathers the resources to reopen the trial, while she returns to Waranal and spends roughly a year away from him refining the Path she has begun to perceive. The choice is personally difficult—she values time with him and knows the separation affects them both—but it is also deliberate. Strength acquired only by remaining near Nux would not satisfy the responsibility she has set for herself. By the time of her second attempt, even experienced observers sense that her presence has changed. (Chapters 1260–1284)

Her breakthrough combines two established routes to a Law. Outside the tower, Astaria defines her Path; she also drives the sword techniques she has used since the beginning to Peak Perfection. Inside, she deepens those techniques to Assimilation and uses the tower's power to advance to Saint Stage. The result is the Law of Absolute Sword. Vyriana later explains that using both methods did not make the Law Absolute; its nature reflects Astaria's conviction about her place in the universe. She used both because she wanted every possible source of strength with which to help Nux. (Chapters 1307–1314)

The promised duel demonstrates both the Law's terrifying reach and Astaria's remaining limits. Every sword she holds can sever things that ordinary blades cannot touch. She cuts through Nux's defensive spell, intangible mist, and the connection between him and his clones, transferring wounds to his concealed real body. Once he learns the rule, however, he avoids the blade, uses his clones to adapt to her movement, disarms her repeatedly, and wins through superior speed, resilience, and tactical flexibility. Astaria accepts the loss without trying to steal a final strike, asks only whether she fought well, and takes satisfaction in having genuinely frightened the opponent she most wanted to challenge. (Chapters 1307–1310)

The Law does not end her development. Astaria becomes a guide for her sisters when Vyriana is absent, continues training, and advances to Divine Stage. She then challenges and defeats Divine cultivators in the High Order, while still examining every loss rather than treating her Absolute Law as proof of invincibility. Her loyalty remains as intense as her ambition: when Nux fails to emerge from Lilith's illusion, Astaria threatens the Progenitor and everything she values rather than quietly accepting an authority she cannot yet defeat. By the time the family prepares to leave Yrniel, Astaria has outgrown her original dream of finding a realm above Emperor; she now occupies a cultivation system with no visible final summit. (Chapters 1390, 1455, and 1457–1458)

Worlds, mercenaries, and a place in Nux's universe

Outer space turns cultivation into a contest over entire worlds. Astaria travels with the family aboard a Cosmocraft, learns that Universal Energy makes ordinary movement between worlds impossible for most cultivators, and spends the journeys comprehending her Law because normal Mana gathering is unavailable there. In the family's early invasions she fights as one of its Divine Stage front-line warriors, including a battle with Zarathor, but the campaigns also expose a new limit: Nux's developing universe, not any individual's attack, is what allows the family to survive the Main Universe's hostility and turn conquered worlds into lasting strength. (Chapters 1509–1539)

Astaria responds to that dependence with frustration rather than denial. When Riona is injured and several women remain vulnerable to the Main Universe, Astaria concludes that Nux is again bearing risks the rest cannot share. She chooses more training, explicitly stating that she does not want to remain baggage while he alone confronts threats on the family's behalf. Her regular spars with Vyriana and Rune keep that resolve concrete. Rune's Ultimate Foresight makes her an increasingly difficult opponent, but Astaria still wins their demonstrated contest and immediately turns back toward a future one-on-one challenge with her master. (Chapters 1646–1671)

The family's mercenary campaign forces Astaria to combine appetite for battle with restraint. She and the others take routine missions to build a reputation without drawing the attention of the entire universe, and she warns Thyra against provoking an Elite party backed by Primordials before they have established support. Astaria eventually submits the missions that earn their own Elite status. In Velcria, she accepts Ember's leadership, argues that the general should be allowed to win the army's loyalty rather than bypass the work with supernatural coercion, and even agrees not to demonstrate her full power against soldiers the family does not intend to kill. Her discipline has expanded from mastery of a blade into knowing when that blade would undermine an ally's purpose. (Chapters 1712, 1757–1765, 1795, and 1828–1841)

The Seer's interest shadows these campaigns. Astaria and the others learn that a Transcendent has been following their party, and the resulting confrontation contributes to the process that separates their souls from the Main Universe and connects them to Nux's. Once that connection is complete, Astaria no longer needs world conquest merely to secure a route into his home; she returns there as a permanent member of its founding family. The change grants safety, but it also replaces an external universe's rules with a developing cultivation framework whose consequences even Nux does not fully understand. (Chapters 1912–1953)

Transcendent campaigns and the Supreme Worlds

Thousands of years inside Nux's universe give Astaria time to cross from Divine to Transcendent. Her breakthrough is established when she releases a Domain alongside Amaya, Felberta, and Aeliana after Nux returns from the Temple of Time. At this stage, battles are no longer decided only by sword reach or physical speed. A Transcendent's Domain projects the cultivator's Law into a contested space; because Astaria's underlying Law is already Absolute, ordinary Transcendent Domains cannot withstand its stability. Her development restores the possibility of contributing directly after years in which Nux's growth repeatedly carried him beyond the family's reach. (Chapter 2015)

She proves that progress when Nux calls for help during his return to the Main Universe. Given permission to go all out, Astaria claims four Transcendents for herself. One slash cleanly removes the first opponent's arm despite his confidence in his natural defenses, and she kills all four within roughly a minute before presenting their heads to Nux. She and the other strongest wives then divide subsequent worlds among themselves, remove their leaders, and prepare them for Nux to devour. Later, when the family targets hostile mercenary leadership, Astaria's Domain crushes those of ordinary Transcendents before they can meaningfully resist. (Chapters 2024–2025 and 2083)

This supremacy remains stage-bound. Astaria, Vyriana, Aeliana, Felberta, Amaya, and Melia are all uncertain that they can defeat a Transcendent Supreme Born, whose Absolute Laws derive from beings and worlds with superior foundations. Astaria does not conceal that uncertainty behind bravado. She continues asking what the Supreme Worlds know, how they are reacting, and whether their apparent inaction is a trap. Her fighting spirit remains fierce—an invitation issued to the universe immediately interests both her and Vyriana—but experience has made suspicion and information part of how she prepares for a battle. (Chapters 2090, 2151, 2223, and 2338)

Her values also harden under the Supreme Worlds' order. When people accept effective enslavement because submission offers better odds than death, Astaria says she would rather die; Riona correctly answers that such a declaration is easier from a position of power. Astaria nevertheless treats the enemy's underestimation as an opening rather than an insult that demands an immediate charge. Nux's later criticism of Archon's swordsmanship—telling him that Astaria and Vyriana would hate his undisciplined swings—shows how far her martial standards have traveled: the once-isolated protector has become one of the measures by which Nux judges even a Progenitor's technique. (Chapters 2268–2270)

Motherhood, helplessness, and return

The war between the Infinities begins while Astaria is near the end of her pregnancy. Her first instinct is to move with Nux and exploit the opening they worked to create, but she corrects herself. She wants the battle, yet recognizes that joining it when Ragnar could be born at any moment is the wrong choice. This is not a loss of fighting spirit. It is a new responsibility strong enough to override it, echoing—but also transforming—the duty that once kept her from avenging her son in Skyfall. She now chooses restraint for a child and a family she has built herself. (Chapter 2294)

After Ragnar's birth, the children become central to the family's strategy as well as its private life. Astaria joins the other mothers in confronting the limited resources needed for their growth and supports strict training when survival may depend on how quickly the children advance. Ragnar grows close to Vyriana's son Zyrax and Ember's children, preserving the warrior circle around their mothers in another generation. Astaria remains a strategist and combatant, but her measure of an acceptable risk now includes someone who cannot yet choose that risk for himself. (Chapters 2301, 2318, 2339, and 2341)

The battle against the Infinities produces the one defeat Astaria cannot turn into training. She and every other wife try to break through the walls of Nux's universe when he is surrounded, but their combined strength cannot reach him. After he is apparently erased, Astaria looks at the sword that has defined her life and drops it, judging it worthless if she cannot fight beside him when he most needs her. Yet the decision is not absolute. When an unknown presence begins entering their universe, she takes up her weapon again because Ragnar and the other children may be threatened. Protection, not pride, restores the swordswoman before hope does. (Chapters 2362 and 2387–2390)

Nux's return ends that collapse without erasing what caused it. Astaria demands an explanation for the price he paid, challenges the Seer's account of the choices that led to his death, and then insists on joining his next campaigns rather than accepting safety on the sidelines. Nux brings her, Vyriana, and Ember into invasions of alternate universes once he knows the method is survivable. At the end of the supplied corpus, Astaria is alive with Ragnar as the Leander family reunites with the restored people of Yrniel. Her sword, family, and fighting spirit all remain part of her latest established life; the corpus does not establish a cultivation stage beyond Transcendent for her. (Chapters 2391–2405)

Appearance and personality

Astaria first appears directly as a 318-year-old human woman with long black hair, brown eyes, a thin nose, light pink lips, and an hourglass figure. She wears a red-and-black gown at court. Her sword-like eyebrows, cold eyes, and the fierce aura surrounding her make an otherwise beautiful face intimidating; even experienced officials struggle to meet her gaze or speak freely in her presence. After forming her Law, her features remain recognizably the same, but her bearing changes into the confident presence of someone described as untamable and destined for greatness. (Chapters 444, 446, and 1307)

She is proud, direct, competitive, and intensely disciplined. Astaria respects strength, but her respect is not limited to raw cultivation: she values foundations, control, courage, and an honest reading of defeat. She hates conceited weakness, refuses victories she has not earned, and can turn almost any extraordinary opponent into a future goal. This makes her severe as a teacher and sometimes reckless in her appetite for combat, yet it also lets her praise an opponent sincerely and learn from failure without inventing excuses. (Chapters 543–545, 592, and 1455)

Duty and affection complicate that warrior identity. Astaria can suppress personal vengeance for a kingdom, abandon a doomed defense rather than sacrifice her family, and set aside a war for her unborn child. She is uncomfortable with helplessness precisely because she defines love through the ability to stand beside and protect others. Around Nux and her sisters, her severity often gives way to dry humor, jealousy, and open warmth; around Vyriana, it becomes the mixture of respect and provocation shared by a disciple determined to surpass her master. (Chapters 497–500, 703, 821, 1671, and 2294)

Abilities and cultivation

Astaria develops from the Forgotten Continent's foremost Mana cultivator into a Complete Cultivator whose sword carries an Absolute Law and whose Transcendent Domain can overpower ordinary cultivators at the same stage. Her strength is largely permanent and personally trained. The principal external improvements are Nux's permanent upgrade to her Human bloodline and the Trial Tower's assistance during her Saint breakthrough; the Cosmocraft and her unnamed swords are equipment, not the source of her Law.

Cultivation, Human bloodline, and Mana control

At her direct introduction, Astaria is an Emperor Stage Mana cultivator with a Mortal body, Exceptional cultivation talent, and decades of experience beyond the other Emperors. Her origin as a cultivator is not narrated in detail, but the corpus establishes lifelong dedication to sword and cultivation. Years spent trying to pass the Emperor barrier do not increase her realm, yet they refine her Mana control enough to reinforce speed, strength, and attacks more efficiently than raw physical statistics suggest. She can also release pressure potent enough to break a King Stage body cultivator's legs, although the text treats that as an expression of cultivated aura and Mana rather than a separately named technique. (Chapters 446, 452, 460, and 545)

Astaria initially has a Medium Human bloodline. She refuses a racial conversion because it would contradict the Path she has chosen, but Nux's Bloodline System later duplicates his Human blood and permanently upgrades hers to Exceptional. The process is externally powered, extremely painful, and not something Astaria can activate herself. It improves her racial foundation without granting a documented unique Human ability. Vyriana's subsequent program makes Astaria a Complete Cultivator: she learns to integrate bloodline, cultivation, techniques, and combat experience instead of relying on rapid realm advancement alone. (Chapters 1089 and 1093–1122)

Her established realm progression runs from Emperor to Great Sage, Saint, Divine, and finally Transcendent. The second Human Trial and comprehension of her Law produce the Saint breakthrough; continued cultivation brings her to Divine, and thousands of years inside Nux's universe bring her to Transcendent. The corpus does not give a precise energy cost, recovery time, or final Domain size for Astaria, nor does it establish her as an Eternal or Infinity by Chapter 2410. (Chapters 1307–1314, 1455, and 2015)

Swordsmanship and combat method

Astaria's swordsmanship predates her Law and remains its practical foundation. She fights with a bold, relentless style that maintains initiative, restricts stronger opponents from using their preferred attacks, and converts a momentary distraction into a decisive cut. Mana reinforces the weapon and her movements, while timing and pressure keep the opponent reacting. At Emperor Stage she severs Herms's arms when his attention shifts, then kills him; in Waranal she applies the same precision within a team, cutting limbs or beheading beasts after her sisters disable their defenses. (Chapters 605–612, 1111, and 1121)

Vyriana distinguishes Astaria's method from a library technique: Astaria continually improvises and improves the swordsmanship she has used since the beginning, making it personal to her body and judgment. That long refinement later reaches Peak Perfection and Assimilation as part of her Law breakthrough. The source does not provide a canonical name for this pre-Law style, a fixed sequence of movements, or a defined maximum range. It can be studied and adapted—Nux does so—but its effectiveness depends on Astaria's own experience rather than on possession of a skill book. (Chapters 1102–1104 and 1314)

The style is not unbeatable. Nux uses clones to learn her rhythm, Zenith Flow to remain outside the sword's path, and physical attacks to make her drop weapon after weapon. Rune's foresight also makes her a dangerous recurring opponent. Astaria's response is continued sparring and variation, not reliance on the metaphysical certainty of the blade. Her latest representative combat shows that refinement scaled with her cultivation: as a Transcendent she can cut through another Transcendent's body and defenses with a casual energy-bearing swing, then defeat four such opponents in roughly a minute. (Chapters 1309–1310, 1669–1671, and 2024)

Law of Absolute Sword

Astaria develops the Law of Absolute Sword by first discovering her personal Path, raising her longstanding sword techniques to Peak Perfection, deepening them to Assimilation in the Human Trial Tower, and using the tower's power to cross into Saint Stage. The Law is therefore personally comprehended and permanent, though the tower assists the breakthrough. It does not come from a particular sword. Astaria can imbue any sword she wields with Absolute power, as demonstrated when a replacement blade immediately carries the same effect after Nux disarms her. (Chapters 1260–1314)

The demonstrated principle is severance without ordinary material limits. Astaria activates the Law in later combat by injecting Mana into her sword, but the corpus gives no precise energy cost, duration, or fixed activation time. An imbued blade demonstrably cuts flesh, weapons, spells, defensive skills, intangible Vampire Mist and Shadow forms, and otherwise imperceptible connections. Against Nux, Astaria slices through Mirror, cuts a mist-form clone that should not take physical damage, and severs the connection between clone and creator so that the concealed original suffers the wound. Aeliana states that the sword can also cut illusions and that higher mastery could cut emotions; Astaria does not demonstrate either application in the supplied corpus, so both remain informed claims rather than observed feats. (Chapters 1308 and 1534)

“Absolute” does not mean that every attack automatically lands or that Astaria is the strongest being alive. The Law affects the sword, not her speed, reach, durability, or every action she takes. Opponents can evade the blade, attack from outside its path, disarm her, exploit differences in cultivation, or oppose it with a stronger Absolute. Before she forms a Law of Self, Vyriana can stop the sword with a finger, and Nux wins their Saint-stage duel by refusing contact and adapting to her movement. Later, Nux's existence becomes immune to the ordinary authority of Absolutes, allowing him to stop Astaria's full-power blade with a finger through physical force alone. (Chapters 1308–1310 and 1671)

At Transcendent Stage, Astaria can express her Law through a Domain. The general mechanics established for Transcendents apply: two Domains cannot stably occupy the same space, so their Laws, structures, size, control, and wielders' wills compete until one Domain is crushed. An Absolute Law gives Astaria's Domain exceptional stability, letting it crush ordinary Transcendent Domains and leave their owners vulnerable. The corpus demonstrates this advantage during the purge of hostile mercenary leaders, but it does not specify Astaria's Domain radius, visual form, duration, or personal energy cost. Supreme Borns with higher-quality Absolute foundations remain uncertain opponents rather than proven inferiors. (Chapters 2015, 2083, and 2090)

Battle sense, instruction, and command

Astaria is an experienced judge of cultivation and combat. She sees through Nux's concealment when Skyfall's other experts do not, identifies the practical strengths and weaknesses of each Emperor, and teaches Nux how Mana changes the relationship between raw physical force and effective power. Her instruction helps turn his unusual abilities into a fighter's foundation, and the fighting spirit she instills remains part of his character even after Vyriana becomes his later teacher. These are trained skills rather than supernatural foresight; strong concealment, unknown Laws, and higher cosmic powers can still exceed her understanding. (Chapters 446–460, 543–545, and 2136)

She also has political and battlefield command experience. Astaria controls Skyfall's succession, leads its army, reads troop strength in later worlds, and can operate under another commander when that person's expertise better serves the mission. Her support for Ember in Velcria is representative: she recognizes that winning soldiers' trust is part of the general's power and prevents the group from replacing that process with coercion or indiscriminate force. (Chapters 497–500, 601–612, and 1828–1841)

Power progression

Relationships

• Nux Leander: Astaria first treats Nux as a suspicious prodigy attached to Evane, then tests his intentions, trains him, and accepts him as the rival capable of ending her isolation at the summit of the Forgotten Continent. Their marriage remains built around mutual challenge and absolute trust: she helps shape his fighting spirit, while his victories continually force her to redefine the strength she wants to reach.
• Vyriana Leander: Vyriana recognizes Astaria's self-made Path, takes her as a true disciple, and guides her to the Law of Absolute Sword. Astaria deeply respects her but refuses permanent inferiority; teacher and student become sister-wives, sparring partners, and parallel warriors who repeatedly aim to surpass one another.
• Evane Leander: Astaria protects Evane's claim to Skyfall, replaces Ricardus with her, and privately invites her to use the familial title “Grandma.” The relationship is dynastic and chosen rather than evidence that Astaria is Ricardus's mother; it later also becomes a bond between sister-wives.
• Arvina Skyfall: Arvina is Astaria's disciple and originally hopes Nux will become the next protector of Skyfall. Astaria's prolonged seclusion creates some distance between them, but she remains protective of Arvina's student and expects to renew their teacher-student connection after returning to public life.
• Ember Leander: Ember shares Astaria's sense of military responsibility on the Forgotten Continent and later trains beside her under Vyriana. Astaria respects Ember's authority as a general, supports her command in Velcria, and fights alongside her in the family's later campaigns.
• Amaya Leander: Astaria and Amaya frequently differ in emphasis—Astaria favors direct strength and duty, while Amaya privileges strategy and Nux's safety—but each recognizes the other's ability. They cooperate as senior members of the family, from Yrniel through the Transcendent campaigns, even when rivalry and jealousy sharpen their exchanges.
• Ragnar Leander: Ragnar is Astaria and Nux's son. His impending birth makes Astaria voluntarily stay out of the opening Infinity war; after Nux's apparent death, the need to protect Ragnar and the other children helps restore her willingness to take up her sword.
• Seer: Astaria regards the Seer's domination and foresight as a frightening standard she may never reach. After the Seer's actions contribute to Nux's erasure and return, Astaria challenges her justification before accepting renewed action alongside Nux.

Items

• Unnamed swords: Astaria uses ordinary and high-quality swords as the physical medium for her swordsmanship and Law. The Law is innate to Astaria rather than any blade: when disarmed, she can draw another sword and give it the same Absolute property. The supplied corpus does not establish a single named signature sword belonging to her. (Chapters 1307–1310)
• Cosmocraft: Astaria travels and cultivates aboard Cosmocrafts during the Leander family's journeys through outer space. The vessels provide protected travel where ordinary movement is impossible, but those shown are lent to or controlled by Nux and the family rather than established as Astaria's personal property. (Chapters 1509–1517 and 1639–1696)