Fabula
Object
Object

Anti-Matter Creature

A writhing entity of anti-matter energies shaped into a ungainly, shifting mass of destructive potential. Its form flickers between visible and invisible as it moves through the Council Chamber, displacing air with an unnatural coldness that leaves the torches sputtering. Borusa describes its nature only as an existential threat demanding immediate eradication, while the Doctor emphasizes its requirement for a precise bioscan imprint—a living key sourced from within Gallifrey’s High Council itself.
3 appearances

Appearances in the Narrative

When this object appears and how it's used

3 moments
S20E2 · Arc of Infinity Part 2
Doctor accuses traitor in High Council chamber

The anti-matter creature, though physically absent, is central to the crisis framing. Borusa cites its unstable composition and magnetic instability as reasons for immediate expulsion, while the Doctor reframes it as having bonded to him—requiring a precise bioscan only obtainable through internal treachery. Its unknowable presence haunts every action.

Before: Active and bonded to the Doctor via stolen bioscan data, causing systemic distortion within the Matrix.
After: Still active and untraceable despite removal attempt of the Doctor, leaving the Council no closer to resolution.
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S20E2 · Arc of Infinity Part 2
Nyssa fiercely challenges the High Council

The creature is referenced by the Doctor and Nyssa as the true existential threat, yet the High Council dismisses its danger in favor of executing the Doctor. Its invisibly shifting presence looms over the chamber, tangibly influencing the debate through implication rather than visual manifestation.

Before: Active within the Council Chamber’s space-time matrix, interacting with the Doctor via a bioscan imprint and remaining shielded from detection.
After: Still active, unchallenged by the High Council’s focus on the Doctor’s execution, its presence unresolved and untraced.
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S20E2 · Arc of Infinity Part 2
High Council condemns the Doctor to die

The Anti-Matter Creature’s presence in the Council Chamber is cited repeatedly as the moral and temporal justification for drastic action. Though unseen and untraceable, it functions symbolically as an existential sword of Damocles hanging over Gallifrey’s bureaucracy, silencing debate and demanding immediate sacrifice.

Before: Unseen but acknowledged as an active threat to the Matrix, its existence confirmed through the Doctor’s bioscan bonding
After: Still present and undetected, its threat unresolved following the Doctor’s removal
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