Ability: Poison Sacs
The Special Condition Poisoned is not removed when your opponent’s Pokémon evolve or devolve.
[P] Toxic Secretion: 40
Your opponent’s Active Pokémon is now Poisoned. Put 2 damage counters instead of 1 on that Pokémon between turns.
Their food sources have decreased, and their numbers have declined sharply. Sludge ponds are being built to prevent their extinction.