The game has 34 stages. However, seven of them are locked. You can unlock them by completing these Challenges.
Stage | Challenge |
Balloon Fight | Use Villager three or more times in Smash. |
Dream Land | Use a Final Smash while playing as Kirby. |
Flat Zone 2 | Unlock the hidden character Mr. Game & Watch and complete the first Challenge panel. |
Magicant | Unlock the hidden character Ness. |
Mute City | Win three Smash battles with Captain Falcon. |
PAC-MAZE | Use a Final Smash while playing as PAC-MAN. |
WarioWare, Inc. | Unlock the hidden character Wario. |