A Basic Pokemon Card of type Grass with the title Koga's Koffing and 50 HP of rarity Uncommon from the set Gym Challenge.  It has the attack Smokescreen with the cost Grass, the energy cost 1 and the damage of 10 with the description: If the Defending Pokemon tries to attack during your opponent's next turn, your opponent flips a coin. If tails, that attack does nothing. It has the attack Obscuring Gas with the cost Grass, Colorless, the energy cost 2 and the damage of 30 with the description: Flip a coin. If heads, shuffle Koga's Koffing and all cards attached to it into your deck (after doing damage). It has weakness against Psychic 2. 
Koga's Koffing