Card TypePokmon FormStage 1 - Evolves from Koga's Ekans Type Hit Points90 HP Poison Buildup Koga's Arbok is now Poisoned.Poison Power (20) If Koga's Arbok is Poisoned, this attack's base damage is 40 instead of 20 and the Defending Pokmon is now Poisoned. Weakness: 2 Retreat Cost: