A Stage 1 Pokemon Card of type Water with the title Gastrodon and 110 HP of rarity Rare evolved from Shellos from the set Steam Siege and the flavor text: It apparently had a huge shell for protection in ancient times. It lives in shallow tidal pools. It has the attack Sticky Shot with the cost Water, the energy cost 1 and the damage of 20 with the description: During your opponent's next turn, the Defending Pokemon's attacks cost Colorless more, and its Retreat Cost is Colorless more. It has the attack Water Pulse with the cost Water, Water, Water, the energy cost 3 and the damage of 60 with the description: Your opponent's Active Pokemon is now Asleep. It has weakness against Grass 2. 
Gastrodon