Gyarados (Red)/123 - HeartGold SoulSilver Holofoil Number_AR4 you may look at your

you may look at your opponent's hand

If you have a Stage 2 card in your hand that evolves from that Pokémon

If the Pokémon this card is attached to is your Active Pokémon and is damage by an opponent's attack (even if that Pokémon is Knocked Out)

discard your opponent's Active Pokémon and all attached cards

Gyarados (Red)/123 - HeartGold SoulSilver Holofoil Number_AR4 you may look at yourRarityHolo Rare Card TypePokmon Hit Points130 HP FormStage 1 Evolves from Magikarp TypeWater Colorless Thrash (30+) If heads, this attack does 30 damage plus 20 more damage. If tails, Gyarados does 20 damage to itself. Water,Colorless,Colorless,Colorless Heavy Storm (70) Weakness Lightning 2 Resistance Fighting 20 Retreat CostColorless Retreat CostColorless Retreat CostColorless ArtistWataru Kawahara