|Series||Super Mario Bros.|
|First Appearance||Super Mario RPG: Legend Of The Seven Stars|
|Home Stage||Forest Maze|
|Final Smash||Geno Flash|
Geno is a newcomer who appears in Super Smash Bros. Slam. He is unlockable, and can only be played as after the player wins 5 matches with Mario after clearing Classic Mode.
- A fast fighter who is able to move quickly.
- Some of his attacks have a dizzying effect on his enemies.
- Good fighter while either on the ground or in the air.
- Can alter the amount of damage he takes from opponent attacks.
- Can only take on one opponent at a time.
- Has little launch resistance.