Description, catalog fields, rules text, and how it plays—in one place.
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Researchers have observed these Pokémon reproducing in industrial waste sites.
Abilities, attacks, weakness & resistance
Does 20 damage times the total number of Koffings, Weezings, and Dark Weezings in play (Apply Weakness and Resistance.). Then, this attack does 20 damage to each Koffing, Weezing, and Dark Weezing (even your own). Don't apply Weakness and Resistance.
Flip a coin. If heads, the Defending Pokémon is now Poisoned; if tails, the Defending Pokémon is now Paralyzed.
Other cards from Rocket
Dark Gyarados (Prerelease Stamp)
Dark Raichu (Unlimited Holofoil)
Dark Raichu (First Edition Holofoil)
Potion Energy (Unlimited)
Potion Energy (First Edition)
Full Heal Energy (Unlimited)
Full Heal Energy (First Edition)
Rainbow Energy (Unlimited)
Rainbow Energy (First Edition)
Sleep! (Unlimited)
Sleep! (First Edition)
Goop Gas Attack (Unlimited)
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Dark Weezing (base5-31 First Edition) is a Stage 1 Pokémon from the Rocket set featuring Grass typing and Rare rarity. Its Mass Explosion attack scales with the total number of Koffing/Weezing/Dark Weezing in play and also deals 20 damage to each of those Pokémon, while Stun Gas can Poison or Paralyze the opponent on a coin flip. The card has a single Colorless retreat cost and a ×2 Psychic weakness, shaping its defensive and matchup considerations.
Catalog pricing data as of 3 May 2026, 13:08