Koffing - 51/102 - Common - 1st Edition Tweet Moderate Play, 1 In stock $11.01 Details Set: Base Set Card Number: 51/102 Rarity: Common Illustrator: Mitsuhiro Arita Retreat Cost: 1 Weakness: Psychic HP: 50 Stage: Basic Card Type: Grass Name: Koffing Finish: Regular Attack #1: GG Foul Gas (10) Flip a coin. If heads, the Defending Pokmon is now Poisoned; if tails, it is now Confused. Edition: 1st Manufacturer: Wizards of the Coast