PokÃ©mon Power Berserk
When you play Feraligatr from your hand, flip a coin. If heads, discard the top 5 cards from your opponent's deck. If tails, discard the top 5 cards from your deck.
Flip a number of coins equal to the number of damage counters on Feraligatr. This attack does 50 damage plus 10 more damage for each heads.