TCGenius.aiFoul Gas (Grass, Grass) 10
Flip a coin. If heads, the Defending Pokémon is now Poisoned; if tails, it is now Confused.
Weakness: Psychic ×2 · Resistance: none · Retreat: 1
Koffing
Base 51 · Pokémon · Basic · HP 50 · Grass
StandardNot legal
Regulation marknone
RarityCommon
Standard uses regulation marks H and later, plus identical reprints of legal cards.
Released January 9, 1999.
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Build with this card
The Pokémon deck builder checks every deck against the Standard rules, and Genny can build one around Koffing.
Open the deck builder