Amoonguss

It lures prey close by dancing and waving its arm caps, which resemble Poké Balls, in a swaying motion.

Ability — Sporprise: When you play this Pokémon from your hand to evolve 1 of your Pokémon, you may use this Ability. If you do, your opponent’s Active Pokémon is now Confused and Poisoned.

Rising Lunge (20): Flip a coin. If heads, this attack does 30 more damage.