|Nintendo's Villains Unite! Starring Bowser|
|Media Included||DS Card|
Nintendo's Villains Unite! Starring Bowser (Japanese: 大魔王クッパ +悪役 RPG!, "King Koopa+Villains RPG!" is a crossover RPG game, and a spiritual sequel to Mario & Luigi: Bowser's Inside Story. The player controls Bowser as he travels across various Nintendo worlds, recruiting other Nintendo villains as they band together to fight an even greater threat.
- Bowser: The main playable character.
- King Dedede
- King K. Rool
- Wreck-It Ralph (bonus party member)