A Stage 1 Pokemon Card of type Water with the title Seadra and 80 HP of rarity Uncommon evolved from Horsea from the set Lost Origin and the flavor text: It's the males that raise the offspring. While Seadra are raising young, the spines on their backs secrete thicker and stronger poison. It has the attack Swim Freely with the cost Water, the energy cost 1 and the damage of 10 with the description: Flip a coin. If heads, during your opponent's next turn, prevent all damage from and effects of attacks done to this Pokemon. It has the attack Hydro Jet with the cost Water, the energy cost 1 with the description: This attack does 20 damage to 1 of your opponent's Pokemon for each Water Energy attached to this Pokemon. (Don't apply Weakness and Resistance for Benched Pokemon.) It has weakness against Lightning 2. 
Seadra