Muk & Alolan Muk GX

Psychic · Colorless · Colorless Severe Poison

Your opponent’s Active Pokémon is now Poisoned. Put 8 damage counters instead of 1 on that Pokémon between turns.

Psychic · Colorless · Colorless · Colorless Poison Absorption — 120

If your opponent’s Active Pokémon is Poisoned, heal 100 damage from this Pokémon.

Nasty Goo Mix GX

Your opponent’s Active Pokémon is now Paralyzed and Poisoned. If this Pokémon has at least 4 extra Energy attached to it (in addition to this attack’s cost), put 15 damage counters instead of 1 on that Pokémon between turns. (You can’t use more than 1 GX attack in a game.)