A Stage 1 Pokemon Card of type Grass with the title Koga's Weezing and 70 HP of rarity Uncommon evolved from Koga's Koffing from the set Gym Challenge.  It has the attack Spontaneous Explosion with the cost Grass, Grass, the energy cost 2 and the damage of 10+ with the description: Flip a coin. If heads, this attack does 10 damage plus 30 more damage and Koga's Weezing does 30 damage to itself; if tails, this attack does 10 damage. It has the attack Toxic Cloud with the cost Grass, Grass, Colorless, the energy cost 3 and the damage of 20 with the description: Flip a coin. If heads, this Defending Pokemon is now Poisoned. It now takes 20 Poison damage instead of 10 after each player's turn (even if it was already Poisoned). It has weakness against Psychic 2. 
Koga's Weezing