A Basic Pokemon Card of type Grass with the title Seviper and 80 HP of rarity Rare Holo from the set Sandstorm.  It has the attack Deadly Poison with the cost Colorless, the energy cost 1 and the damage of 10 with the description: You may discard a Grass Energy card attached to Seviper. If you do, the Defending Pokemon is now Poisoned. It has the attack Extra Poison with the cost Colorless, Colorless, the energy cost 2 and the damage of 20 with the description: If the Defending Pokemon is Pokemon-ex, the Defending Pokemon is now Asleep and Poisoned. It has weakness against Psychic 2. 
Seviper