A Stage 1 Pokemon Card of type Grass, Darkness with the title Dark Weezing and 80 HP of rarity Uncommon evolved from Koffing from the set Team Rocket Returns.  It has the attack Smog with the cost Colorless, the energy cost 1 with the description: The Defending Pokemon is now Poisoned. It has the attack Darkness Charge with the cost Grass, Colorless, Colorless, the energy cost 3 and the damage of 50 with the description: Put 2 damage counters on Dark Weezing. It has the ability Methane Leak with the description: As long as Dark Weezing is your Active Pokemon, put 1 damage counter on each Pokemon that remains Poisoned between turns. It has weakness against Psychic 2. 
Dark Weezing