A Basic Pokemon Card of type Darkness with the title Carvanha and 40 HP of rarity Common from the set Power Keepers.  It has the attack Gnaw with the cost Darkness, Colorless, the energy cost 2 and the damage of 20. It has the ability Rough Skin with the description: If Carvanha is your Active Pokemon and is damaged by an opponent's attack (even if Carvanha is Knocked Out), put 1 damage counter on the Attacking Pokemon. It has weakness against Grass 2. It has resistance against Psychic -30. 
Carvanha