
Alias
Mad Emperor, Little Boots
Gender
Male
Height
185 cm
Weight
80 kg
Affiliation
Julio-Claudian dynasty / Chaldea
Master
Chaldea Master
Moral nature
Chaotic Evil
Voice Actor
Satoshi Tsuruoka
First Appearance
Fate/Grand Order
Appearances
Parameters
Skills
- Mad Enhancement (A+): Imperial madness amplifies parameters while shattering reason—classic Berserker tradeoff sharpened by Caligula's legend.
- Imperial Privilege (A): As emperor, can temporarily claim skills outside his normal repertoire—arrogance made magecraft.
- Glory of the Past (B): Flashes of Julio-Claudian grandeur that buffer the self against total ego collapse.
- Sadistic Constitution (A): Combat performance rises with cruelty—reflecting histories of capricious terror.
Noble Phantasms
- Flucticulus Diana · Anti-Army / Mental Interference (C): Releases lunar madness associated with Diana/Artemis—a tide of insanity that breaks enemy minds and echoes the tradition that Caligula's derangement was moon-touched.
Personality
Raving, affectionate, and terrifying in turns. Fate's Caligula often fixates protectively/obsessively on Nero, swinging between uncle-like devotion and Mad Enhancement incoherence. When lucid edges show, imperial pride and tragic self-awareness flicker through the roar.
Story in Fate
Caligula appears in Fate/Grand Order as a Berserker Mad Emperor whose Flucticulus Diana spreads lunar insanity. Storylines frequently tie him to Nero's orbit—blood relative and dark mirror of imperial Rome. He functions as both comic-horror uncle and genuine Anti-Army mental threat when his NP rolls out.
Relationships
- Nero Claudius — Niece/bloodline focus of his Fate characterization; protective obsession.
- Julius Caesar — Ancestor figure in the Julio-Claudian mythic family tree.
- Roman citizens (legend) — Victims and audience of his historical notoriety.
- Diana/Artemis conceptual — Lunar divinity tied to Flucticulus Diana.
Trivia
- Flucticulus Diana names 'Diana's wave/ripple' of madness.
- Voiced by Satoshi Tsuruoka—also Spartacus—linking two Roman Berserker brands.
- Imperial Privilege appears on several Roman emperor Servants.
- 'Caligula' nickname means 'little boots' from childhood on the Rhine.