English card reference
Weakness: Psychic ×2
Attacks
Super Poison Breath
Cost: Psychic
The Defending Pokémon is now Poisoned.
Super Explosion90
Cost: Colorless, Colorless
Weezing does 90 damage to itself, and don't apply Weakness to this damage.
If one of the twin Koffing inflates, the other one deflates. It constantly mixes its poisonous gases.
