Let's Have a Blast

If this Pokémon is in the Active Spot and is Knocked Out by damage from an attack from your opponent's Pokémon, flip a coin. If heads, the Attacking Pokémon is Knocked Out.

Spinning Fumes

This attack also does 10 damage to each of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)

Very rarely, a sudden mutation can result in two small Koffing twins becoming conjoined as a Weezing.

Weezing

<strong> Ability — Let's Have a Blast
<br> If this Pokémon is in the Active Spot and is Knocked Out by damage from an attack from your opponent's Pokémon, flip a coin. If heads, the Attacking Pokémon is Knocked Out.