Vice is a demon born from Ikki's desire to protect others and Ikki's partner.
As a demon, Vice usually comes off as immature and mischeievous in contrast to his partner's mature and selfless personality.
Initially willing to go as far as devouring the souls of humans, Ikki's supervision of Vice keeps him grounded.
As Ikki and Vice's bond grow throughout the series, Vice dedicates himself to preserve his relationship with Ikki.
Forms a contract with Ikki at the start of the series to transform into Kamen Rider Vice.
Through Ikki's use of the Revice Driver, he and Vice transform into the duo team called Kamen Rider Revice.
As one half of Revice, Ikki assumes the form of Kamen Rider Revi, while Vice transforms into the other half, Kamen Rider Vice. Genomes are forms based on various insects, animals, and prehistoric creatures. They are designed after Legend Riders.
Revice transform and Genome Change simultaneously through Ikki's usage of the Revice Driver.
Accessed with the Rex Vistamp on Revi's Revice Driver.
Vice's default form. Retains this form alongside Revi (Barid Rex Genome).
As a devil, Vice shoots fire from his mouth.
Motif: Tyrannosaurus Rex / Demon
Remix: Revice Rex (リバイスレックス) - Combines with Revi (Rex Genome) to form a Tyrannosaurus Rex.
Accessed with the Jackal Vistamp on Revi's Revice Driver.
Instead of a humanoid form, Vice is turned into a skateboard (a possible nod to Shakariki Sports).
Accessed with the Volcano and Barid Rex Vistamps on Revi's Revice Driver.
Vice's upgrade form, alongside Revi (Volcano Rex Genome).
Uses ice attacks and retains the Barid Shield.
Accessed by inserting the Rolling Vistamp into the Revice Driver. Jack Revice is the super form for Kamen Rider Revice. This form can be accessed either by Ikki or Vice.
Vice takes over Ikki's body after they transform into Jack Revice.
Has a power increase in combat and can move around to different positions after submerging into puddles of ink.
Uses the Rolling Vistamp as the default weapon.
Accessed by inserting the Thunder Gale Vistamp into the Revice Driver. Kamen Rider Revice is Revi and Vice's combined super form and a step-up to Jack Revice.
This form restores Ikki and Vice back to their normal places after dealing with the effects of transforming into Jack Revice.
Kamen Rider Revice uses lightning and wind-powered attacks and moves at high speed while in battle.
Combining Thunder Gale with another Vistamp allows Revice to execute strengthened attacks.
Additionally, they can separate Phase 3 Deadmans from their hosts.
Ultimate Up! Kamen Rider~! Revi! Vice! Let's go! Come on! Giffard, Giffard Rex! First appearance: Ep 38
Height 201.0cm
Weight 103.6kg
Punch power 81.6t
Kick power 287.0t
Jump power 284.2m
100m Dash 0.7s
Accessed by inserting one-half of the Giffard Rex Vistamp into the Revice Driver.
Vice's final form alongside Ultimate Revi. Together, they go by the name of Ultimate Revice.
Jumps very high, delivers strong hits, and duplicates himself with Ultimate Revi.
Combat power is amplified by a magnetic force that pushes enemies back.