2002: Animal Crossing
2005: Animal Crossing: Wild World
2008: Super Smash Bros. Brawl (characters appear in a special stage)
2008: Animal Crossing: Let's Go to the City (City Folk)
2012: Animal Crossing: New Leaf
2012: Puzzle Swap (a puzzle based on the series is included)
2012: Nintendo Land (a new game, Animal Crossing: Sweet Day, is included)
Related Series:
Super Mario
Donkey Kong
Super Smash Bros.
Mii games
Metroid
2005: Animal Crossing: Wild World
2008: Super Smash Bros. Brawl (characters appear in a special stage)
2008: Animal Crossing: Let's Go to the City (City Folk)
2012: Animal Crossing: New Leaf
2012: Puzzle Swap (a puzzle based on the series is included)
2012: Nintendo Land (a new game, Animal Crossing: Sweet Day, is included)
Related Series:
Super Mario
Donkey Kong
Super Smash Bros.
Mii games
Metroid