Gyarados - XY60 (Prerelease) [Staff] - XY Promos Holofoil Number_218 if you have a Supporter

if you have a Supporter card with Holon in its name in play

Colorless Mass Explosion (20×) Does 20 damage times the total number of Koffings

Ability Gift Exchange Once during your turn (before your attack)

FormStage 1 - Evolves from Erika's Bellsprout

Colorless Upstream (10×) Search your discard pile for all Energy cards

Gyarados - XY60 (Prerelease) [Staff] - XY Promos Holofoil Number_218 if you have a SupporterRarityPromo Hit Points130 HP Colorless,Colorless Full Retaliation (30+) This attack does 30 more damage for each damage counter on each of your Benched Magikarp. Colorless,Colorless,Water,Water Thrash (100+) Flip a coin. If heads, this attack does 30 more damage. If tails, this Pokemon does 30 damage to itself. Weakness Lightning 2 Resistance None None