SEVIPER_11:SANDSTORMDeadly Poison10
You may discard a Energy card attached to Seviper. If you do, the Defending Pokémon is now Poisoned.
Extra Poison20
If the Defending Pokémon is Pokémon-ex, the Defending Pokémon is now Asleep and Poisoned.
weakness:x2
resistance: none
retreat cost:2