| Unlockable | How to unlock
|
|---|
| Battlefield | get 15 points/kills in endless mode.
|
| Clock town | play 100 vs mode matches.
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| Clock town (alternative) | get 30 points/kills in endless mode with two players.
|
| endless mode | unlock all characters.
|
| Kirbys air ride | kill someone in vs mode with Kirby while using swallow and end the match.
|
| Lavender town | win 20 vs mode matches as pikachu.
|
| Mega man | complete arcade mode with the the first 4 characters.
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| Underground | beat arcade mode with Mario without losing a life.
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| Vaporeon | It appears in saffron city rarely, after showing up, beat it and end the match.
|
| Wily castle | complete arcade mode for the first time.
|