Celebi

It has the power to travel across time, but it is said to appear only in peaceful times.

Time Call: Flip a coin. If heads, search your deck for a card that evolves from 1 of your Pokémon and put it onto that Pokémon. (This counts as evolving that Pokémon.) Shuffle your deck afterward.

Leech Seed (10): Heal 10 damage from this Pokémon.