For more information on this Pokémon's species, see Magikarp.
Giovanni's Magikarp (Japanese: サカキのコイキングSakaki's Koiking) is a Water-type Basic Pokémon card. It is part of the Gym Challenge expansion.
Ancestral Memory りゅうのきおく
Flip a coin. If tails, this attack does nothing. Either way, you can't use this attack again as long as Giovanni's Magikarp stays in play (even putting Giovanni's Magikarp on the Bench won't let you use it again).
Flail Around はねまくる
Flip 3 coins. This attack does 10 damage times the number of heads.