2007: Wii Fit (Miis are the only playable characters)
2008: Animal Crossing: Let's Go to the City (Mii Masks make Miis playable)
2011: Puzzle Swap (Miis represent the player)
2011: StreetPass Quest (Miis are the only playable characters)
2012: Animal Crossing: New Leaf ('make up' can turn your Villager into a Mii)
2012: Nintendo Land (Miis are the only playable characters)
2012: New Super Mario Bros. U (Miis are playable in certain modes)
Related Series:
Super Mario
Animal Crossing
Sonic the Hedgehog
Pokémon
The Legend of Zelda
Donkey Kong
Metroid
Game & Watch
Fire Emblem
2008: Animal Crossing: Let's Go to the City (Mii Masks make Miis playable)
2011: Puzzle Swap (Miis represent the player)
2011: StreetPass Quest (Miis are the only playable characters)
2012: Animal Crossing: New Leaf ('make up' can turn your Villager into a Mii)
2012: Nintendo Land (Miis are the only playable characters)
2012: New Super Mario Bros. U (Miis are playable in certain modes)
Related Series:
Super Mario
Animal Crossing
Sonic the Hedgehog
Pokémon
The Legend of Zelda
Donkey Kong
Metroid
Game & Watch
Fire Emblem