Kamen Rider: Climax Heroes OOO

Kamen Rider: Climax Heroes OOO (仮面ライダー クライマックスヒーローズ オーズ Kamen Raidā Kuraimakkusu Hīrōzu Ōzu) introduces Kamen Rider OOO of Kamen Rider OOO as a playable character, as well as Kamen Rider Accel from Kamen Rider: Climax Heroes W, the remaining Riders from Kamen Rider Ryuki, several other Riders, and the most powerful forms of all of the previous Heisei Riders as playable characters rather than aspects of the base forms' finishing attack. Dark Decade is not available as a playable character in OOO.