Extinction Cycle

Mount Katahdin collaborator transformed into Abaddon

Nick

Nick is a Dark Age human collaborator whose fear for his family draws him into the Mount Katahdin regime. He helps the New Gods control prisoners and develop biological weapons. After he is badly wounded during the collapse at Katahdin, the creatures he served take him away and transform him into the being named Abaddon.

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Full spoilers: This page may discuss major events, character fates, deaths, transformations, and late-series revelations from the Extinction Cycle universe.

Quick Facts

Role
Mount Katahdin collaborator transformed into Abaddon
Aliases
Abaddon
Affiliations
Human antagonists
Appearances
13 works

Overview

Security becomes the foundation of Nick's moral corruption. At Katahdin, he accepts an ideology that divides the world into chosen followers and heretics. He helps guard and manipulate prisoners, participates in the development of infected dogs and other biological weapons, and interprets the New Gods' power as proof that he chose correctly. His private jealousy eventually destabilizes that loyalty. After Ray claims or implies a sexual relationship with Diana, Nick beats him and kicks him into a pool of blood, causing his death. Badly wounded during Katahdin's collapse, Nick is taken away by the creatures he served and later reappears after their transformation under the name Abaddon.

Nick demonstrates how an apocalyptic cult becomes an operational system. The New Gods cannot rely only on transformed leaders or engineered creatures. They need human beings who guard doors, operate equipment, manage prisoners, conduct experiments, drive vehicles, and convert ideology into routine. Nick performs those ordinary functions while imagining himself part of a superior future.

His family history prevents the character from beginning as a simple caricature. The cabin period presents real desperation. Hunger is destroying his wife and daughters, and the established post-war order has not provided relief. Katahdin offers food, shelter, organization, and protection. Choosing the community may initially be understandable.

The moral turning point is not the act of seeking refuge. It is Nick's willingness to accept every later demand as the price or proof of that refuge. He begins treating outsiders as heretics, captives as possible recruits or biological resources, and dangerous research as a source of pride. The safety of his own daughters becomes a justification for endangering everyone else's children.

Survival after the Great War of Extinction

Nick survives the original Variant war with Diana and their two daughters. The books do not give Nick a surname, birthplace, age, education, pre-war occupation, or precise role during the first collapse. His later technical work suggests relevant knowledge or training, but the text does not establish a degree or formal scientific title.

After the war, the family lives in a cabin roughly fifty miles from the base at Mount Katahdin. Isolation protects them from some human and Variant threats but creates a slow logistical crisis. Food dwindles, and the family begins wasting away.

This period shapes Nick's later self-justification. He remembers himself not as a person who freely joined a cult but as a father who found the only available route to survival. The distinction allows him to treat subsequent compromises as extensions of the original rescue decision.

Radio message and arrival at Mount Katahdin

A radio broadcast announces or implies the existence of a safe, organized community at Katahdin. Nick follows the message and brings his family to the base. In his memory, reaching it is the best decision he ever makes because it ends the immediate prospect of starvation.

Katahdin offers more than food. Its hidden bunker and missile-silo infrastructure provide protection, technology, weapons, and strategic importance. The contrast with the cabin is overwhelming. Where Nick previously had uncertainty and dwindling supplies, the base offers hierarchy and visible power.

That power becomes persuasive evidence. Nick does not merely comply with rules to obtain rations. He increasingly accepts the claim that the New Gods represent the winning and rightful order. Material security and ideology reinforce one another until questioning the leadership would also mean questioning the decision on which his family's survival depends.

Integration into the collaborator community

Nick becomes useful to Pete and the wider Katahdin structure. He participates in guarding prisoners, managing dangerous creatures or control systems, and supporting research. The community's routines normalize acts that would once have appeared monstrous.

Outsiders become heretics rather than people with competing loyalties. Captured civilians and soldiers can be described as candidates for repentance, recruits, tribute, or experimental resources.

Nick's devotion is not entirely spiritual. He respects the New Gods because they offer a hierarchy in which he has status and technical importance. After helplessness in the cabin, being trusted with research or prisoners gives him a sense of control.

VX-99 and weaponized animals

Nick is associated with efforts to apply VX-99 or related biological methods to animals, including dogs and bats. He spends months working on the dogs deployed as weapons around the Outpost Portland conflict. Their conditioning and alteration are intended to turn familiar animals into controllable instruments of terror.

The work extends the original catastrophe's central sin. VX-99 was repeatedly treated as a technology that could be directed toward military advantage. The outbreak proves that living weapons escape the expectations of their creators, yet Nick participates in a new attempt to make biology obedient.

When the dogs are lost or fail to return, he thinks of the time spent perfecting them. The response reveals a technician's possessiveness. He does not first understand the animals through suffering or the people they attacked. He understands them as work product and capability.

Bats offer another route for weaponization because flight and swarm behavior can bypass defenses built for ground threats. Nick's association with such research makes him part of the New Gods' effort to expand danger into every environment.

Scions and scientific pride

Nick later encounters the Scions and recognizes that their creation came from work beyond his own direct program. Nevertheless, he feels pride that research such as his helped open the path toward new biological weapons.

This pride illustrates scientific hubris without requiring Nick to be a visionary inventor. He is a contributor who confuses participation with mastery. The existence of a more advanced engineered creature seems to validate the entire project rather than warn him that the New Gods are building forces no ordinary human collaborator can control.

His self-image depends on usefulness. The more terrible the program becomes, the more important he can imagine his work to be. Ethical limits would threaten both his status and his belief that joining Katahdin was unquestionably right.

Treatment of prisoners

Nick supervises or interacts with prisoners captured from Portland and other opposing communities. He frames captivity as an opportunity to atone, join the New Gods, or become useful. The offer is coercive because rejection can lead to death, transformation, or use as prey.

His interest in Timothy Temper is especially revealing. Timothy is young, traumatized, and already forced to mature through violence. Nick sees him as potential warrior material and imagines that the enemy's child can be repurposed for the New Gods.

The approach combines recruitment with possession. Nick does not ask what Timothy wants or what has been done to him. He evaluates the boy as a capability that can be transferred from one side to another.

This manipulation distinguishes Nick from a guard who relies only on physical force. He wants captives to accept the ideology that justifies their captivity. A converted prisoner would validate his belief that Katahdin offers salvation rather than domination.

Family as justification

Diana and the daughters remain central to Nick's explanation of himself. He can point to their survival as proof that collaboration works. Every action taken for Katahdin can be connected back to the day he brought starving children through its gates.

The logic is selective. Nick recognizes the moral urgency of protecting his own children while helping imprison Timothy and threaten other families. He does not abandon parenthood; he narrows it until only his household receives full moral consideration.

The New Gods benefit from this narrowing. A collaborator convinced that obedience keeps his family safe will police himself and others. He can be made to fear both external enemies and expulsion from the structure that feeds them.

Ray and Diana

Ray destabilizes Nick's private world by claiming or strongly implying a sexual relationship with Diana. The suggestion attacks both marriage and the central narrative that Nick has protected his family through strength and correct choices.

Jealousy overwhelms the discipline Nick displays when dealing with prisoners or superiors. He beats Ray severely. The violence is personal, repetitive, and driven by humiliation rather than strategic necessity.

Nick later kicks Ray into a pool of blood or down onto a blood-covered landing, and Ray dies. The killing demonstrates that the collaborator order has not replaced ordinary human passions with perfect ideological loyalty. It has created an environment where those passions can become lethal with little restraint.

Nick admits what happened to Pete. The confession exposes him to judgment from a leader whose approval and protection matter. It also shows that Ray's death cannot be hidden as a battlefield casualty within the small collapsing community.

Collapse at Katahdin

By Nick's final sequence, the Katahdin plan is failing. Beckham and Timothy have helped disrupt the collaborators, Ray is dead, and Nick is badly wounded. The order that once appeared invulnerable has become a collection of injured people, escaping vehicles, uncontrolled creatures, and incomplete commands.

Nick's family leaves with a convoy. Separation undermines the justification that has governed his choices. He joined and served the New Gods to keep Diana and the daughters safe, yet the collapsing system places them inside another exposed military movement.

Thralls return without the remote or control structure Nick expects. The situation reveals the fundamental weakness of the biological-weapons ideology. A creature designed or conditioned as an obedient tool remains a living threat when technology, handlers, or hierarchy fail.

Transformed into Abaddon

As the uncontrolled Thralls close in, a brightness that first resembles sunrise becomes an attacking aircraft or bombing run. The convoy is destroyed or engulfed, and Nick is left badly wounded amid the threats he helped create. The scene looks like a death, but the Thralls do not simply tear him apart. They take him.

Nick is carried away so the New Gods can transform him into one of their mutated forms. The reversal is exact. He has guarded captives, supported experiments, and imagined Timothy as a possible convert. Once Nick can no longer serve in his human body, the same system claims and remakes him.

Nick later appears in his transformed body under the name Abaddon. Abaddon is Nick after the New Gods have remade him, not a separate person and not an unconfirmed possibility. His story continues beyond Katahdin as proof that loyalty to the New Gods never gave a collaborator ownership of his own future.

Self-justification

Nick is skilled at turning past necessity into present permission. The starvation at the cabin explains why he sought Katahdin, but he uses that explanation to avoid judging later choices separately. Because the first choice saved his family, he treats the entire chain as morally validated.

Need for control

Research, prisoner handling, ideology, and family authority all give Nick ways to feel powerful after helplessness. His attraction to controlled biological weapons is therefore personal as well as strategic. The final return of uncontrolled Thralls destroys that illusion.

Jealousy and insecurity

Ray's claim about Diana exposes the insecurity beneath Nick's confident collaborator identity. He can describe outsiders as weak or heretical, yet a threat to his marriage rapidly removes his self-control. The resulting killing accelerates his collapse.

Diana

Diana is Nick's wife and central to both his family motive and his jealousy. He claims to act for her safety, but the closed collaborator world turns the marriage into another arena of suspicion and possession.

His daughters

The two daughters are the strongest sympathetic element in Nick's origin. Their hunger motivates the journey to Katahdin. His later conduct becomes more disturbing because he protects them by helping create a world in which other children are captives or weapons.

Pete

Pete is a superior and representative of the hierarchy Nick trusts. Nick seeks his approval, serves the Katahdin system, and eventually admits Ray's death. Their relationship shows how personal violence must still be negotiated within an authoritarian structure.

Ray

Ray is colleague, rival, and the target of Nick's jealousy. The allegation involving Diana strips away their operational relationship and ends in lethal violence. Ray's death demonstrates the instability inside the collaborator camp.

Timothy Temper

Nick sees Timothy as recruitable material rather than as a child survivor with his own loyalties. Timothy's resistance and role in Katahdin's collapse reject the collaborator fantasy that every useful person can be absorbed into the New Gods.

Narrative role and themes

Nick personifies human complicity. Variants and engineered creatures can kill, but people like Nick make organized campaigns possible. His labor converts monstrous ideology into guarded cells, experiments, vehicles, and operational plans.

He also repeats the history of VX-99 on a smaller scale. Earlier institutions believed they could control biological weapons for strategic ends. Nick sees the consequences of that belief and still repeats it because power and family security make the promise attractive.

Finally, his arc examines moral corrosion through incremental acceptance. Seeking food for starving children is understandable. Calling prisoners heretics, weaponizing dogs, recruiting a traumatized child, and killing a colleague are separate choices. Nick's tragedy is his refusal to evaluate each step outside the story he tells about the first.

Appearances

  • Extinction Inferno - Katahdin collaborator role, family background, prisoner handling, New Gods ideology, research, and developing conflict with Ray.
  • Extinction Ashes - Weaponized-creature consequences, Ray's death, Katahdin collapse, separation from family, grave injuries, and removal by the Thralls.
  • Extinction Darkness - Nick reappears after his transformation under the name Abaddon.

Continue Exploring

Connected Universe

Sources

  • Extinction Inferno, Chapters 11 through 23: Nick's place in the collaborator network, prisoner control, Timothy, and Mount Katahdin operations.
  • Extinction Ashes, Chapters 3 through 21: Nick's family motive, service to the New Gods, animal-weapon research, Ray, Diana, and the collapse of his authority.
  • Extinction Ashes, Chapter 25: Nick is badly wounded during the fall of Mount Katahdin and taken by the creatures he had served for transformation rather than receiving a confirmed death scene.
  • Extinction Darkness, Chapter 25: Nick's transformed identity appears under the name Abaddon, confirming that his removal from Katahdin leads to transformation rather than death.
  • Extinction Cycle: Dark Age Box Set, Extinction Inferno / Chapter 11
  • Extinction Cycle: Dark Age Box Set, Extinction Inferno / Chapter 15
  • Extinction Cycle: Dark Age Box Set, Extinction Inferno / Chapter 18
  • Extinction Cycle: Dark Age Box Set, Extinction Inferno / Chapter 23
  • Extinction Cycle: Dark Age Box Set, Extinction Ashes / Chapter 3
  • Extinction Cycle: Dark Age Box Set, Extinction Ashes / Chapter 7

Editorial Status

Editor and reviewer
James Graham
Last reviewed
2026-08-17
Canon treatment
Source-backed reference summary
Spoiler scope
Full-series spoilers