Kalvar

Kalvar is the carefree twin son of King Alvar and Lucy Hammond and the designated successor to Underland’s throne. His importance lies less in an independently developed storyline in the first book than in the inheritance structure revealed at its close: he is celebrated as the kingdom’s future ruler, while his twin sister Kyla is marked as a Cursed outcast. That contrast turns Kalvar’s privilege into one of the clearest measures of Underland’s fear of bodily difference and of the political stakes surrounding Alvar’s disappearance.

Identity and Family

Kalvar is introduced in the sequel material as Kyla’s twin brother and the child of Alvar and Lucy Hammond. Both twins descend from Alvar, whose Cursed status is tied to a dangerous magical inheritance and to the physical and reproductive consequences of Cursed blood. Alvar’s own life was saved through Cursed blood, and he later used that blood to save Lucy Hammond again after Saul’s death. The family therefore embodies a condition that is simultaneously treated as medical danger, magical contamination, and political stigma. Kalvar’s place within that family is defined by the fact that he is not publicly burdened in the same way as Kyla.

The wider family history also includes a trans-world marriage agreement. Hannah Delaney promised the unborn Lucy Hammond to Alvar after Alvar’s healing abilities saved Lucy’s life in the womb; the written agreement, sworn to Elias and dated October 10, 1993, on Earth and the twenty-third day of Havath, 2918, in Axus, betrothed the child to Alvar as future wife and queen. Kalvar is born from the union that eventually followed that arrangement, linking his succession to the treaty between Earth and Axus as well as to the restoration of Underland’s monarchy.

Status as Heir

Kalvar is destined to become the next heir to Underland’s throne. The succession is presented as a matter of public expectation rather than private ambition: he is celebrated and loved by the people, and his future position is treated as secure because he does not carry the social disgrace attached to his sister’s condition. His status also reflects Underland’s traditions, in which honor, respect, lineage, and monarchy remain politically important despite the kingdom’s technological and cultural advances.

This inheritance acquires added urgency after Alvar’s conflict with Saul. Saul’s death ends the immediate tyranny, but the kingdom remains weakened by Alvar’s sudden disappearance. The sequel’s premise places Kalvar’s succession against that instability: while the young heir is publicly favored, the country is vulnerable to an old enemy waiting for an opportunity to strike. Kalvar consequently represents continuity, but not necessarily safety. His position can preserve the royal line while also making the weakened kingdom an attractive target.

Contrast with Kyla

Kalvar’s defining narrative relationship is his contrast with his twin sister Kyla. Kyla is described as the first female Cursed in the history of her world and as possessing dragon wings. The people avoid her, regard her as a freak, and treat her as a source of shame; even potential suitors reject her. Kalvar, by contrast, is carefree, celebrated, and loved. The twins share parentage and birth, yet the kingdom assigns them radically different futures according to how it reads their bodies.

The contrast exposes the instability of the kingdom’s values. Alvar’s Cursed blood can heal a dying person, and Alvar ultimately uses it to preserve Lucy Hammond’s life, but the same inherited condition is treated as monstrous when it appears in Kyla. Kalvar benefits from the royal family’s legitimacy without carrying the visible mark that makes Kyla socially vulnerable. His privilege is therefore not merely personal good fortune; it is produced by a system that separates acceptable inheritance from abject inheritance, even within one family.

Role in the Succession Crisis

Kalvar’s marriage becomes part of the political arrangement among neighboring realms. During the celebrations, Rift explains that he has come from Erlund because the visitors were invited for Kalvar’s marriage to Sylvia, a princess. Lucy Hammond later identifies him as Rift of Erlund, the son of a lord visiting because of Kalvar’s marriage to Sylvia. The marriage thus extends beyond romance: it creates an alliance between the royal house of Underland and Erlund at a moment when the kingdom is already weakened.

That alliance also places Kalvar’s private future inside the larger machinery of dynastic politics. Alvar’s own marriage began as an instrument of peace between Earth and Axus, and Kalvar’s marriage similarly carries diplomatic consequences. The pattern shows how royal children are made into bridges between realms, even when the surrounding culture presents marriage as tradition and lineage rather than as a freely chosen personal bond.

Narrative Significance

Kalvar is primarily a figure of inherited legitimacy and social contrast. His designation as heir gives the sequel a conventional center of royal succession, while Kyla’s exclusion challenges the assumptions on which that succession rests. The story asks whether a kingdom that celebrates the unmarked twin and rejects the Cursed one can genuinely preserve the peace established by Alvar and Lucy Hammond.

The sequel’s central threat makes Kalvar’s role more consequential without making him the sole solution. With Alvar suddenly absent and Underland politically weakened, the old enemy’s return threatens the royal household and the peace between realms. Kyla may be the only person capable of protecting that peace, even though Kalvar is the recognized heir. His importance therefore lies in the tension between title and capacity: Kalvar possesses the accepted claim to the future, while Kyla possesses the stigmatized identity that may prove essential to defending it.