Battering Krasis is a common Creature — Shark Beast card from Dragon's Maze (DGM), collector number 41. Current market price: $0.08 (foil $0.20), TCGplayer market prices via Scryfall.
Trample Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)