2001: Super Smash Bros. Melee (multiple playable Fire Emblem characters)
2004: Fire Emblem: The Sacred Stones
2008: Super Smash Bros. Brawl (multiple playable Fire Emblem characters, and a stage based on the series)
2008: Fire Emblem: Shadow Dragon
2012: Fire Emblem: Awakening
2012: Puzzle Swap (characters cameo in a Fire Emblem puzzle)
Related Series:
Super Smash Bros.
Mii games
2004: Fire Emblem: The Sacred Stones
2008: Super Smash Bros. Brawl (multiple playable Fire Emblem characters, and a stage based on the series)
2008: Fire Emblem: Shadow Dragon
2012: Fire Emblem: Awakening
2012: Puzzle Swap (characters cameo in a Fire Emblem puzzle)
Related Series:
Super Smash Bros.
Mii games