Mr. Mime-GX

Prevent all damage done to this Pokémon by your opponent's attacks if that damage is exactly 20, 40, 60, 80, 100, 120, 140, 160, 180, 200, 220, 240, or 260.

Breakdown

For each card in your opponent's hand, put 1 damage counter on their Active Pokémon.

Life Trick-GX

Heal all damage from this Pokémon. (You can't use more than 1 GX attack in a game.)