Platinum: turtwig
Heartgold: cyndaquil
White: tepig
White 2: tepig
X: froakie
Omega Ruby: treeko
Sun: litten
Ultra moon: litten
Let's go: eevee
Sword: sobble
Shining pearl: turtwig
Legends arceus: cyndaquil
Violet: sprigatito
Platinum: turtwig
Heartgold: cyndaquil
White: tepig
White 2: tepig
X: froakie
Omega Ruby: treeko
Sun: litten
Ultra moon: litten
Let's go: eevee
Sword: sobble
Shining pearl: turtwig
Legends arceus: cyndaquil
Violet: sprigatito