Leaf is a Pokémon Trainer that first appeared playable in Pokémon Fire Red and Leaf Green Versions, and recently having many appearances in Super Smash Bros. games under the name of "Female Pokémon Trainer". Her Pokémon in these games are usually Squirtle, Ivysaur and Charizard, three different forms of the three different Starter Pokémon from the games she originated in.
All-Star Heroes: The Series
Leaf is a playable character in All-Star Heroes.
Pokémon Aquamarine & Peridot Versions
Leaf is the main Pokémon Trainer in Pokémon Aquamarine & Peridot Versions if the player chooses to be female. If the player chooses to be male, the player will be Red, the Male Pokémon Trainer. Leaf also has a friend that the player can name.
Pokémon Lake Silver Version
Leaf is playable in Pokémon Lake Silver when you choose female. The male in the game is Red.