Tangrowth

Even if one of its arms is eaten, it's fine. The Pokémon regenerates quickly and will go right back to normal.

Hundred Furious Lashes (30): Does 30 damage times the amount of Grass Energy attached to this Pokémon. This Pokémon can't use Hundred Furious Lashes during your next turn.

Mega Drain (70): Heal 30 damage from this Pokémon.