Renegade Krasis is a rare Creature — Beast Mutant card from Dragon's Maze (DGM), collector number 47. Current market price: $0.32 (foil $0.85), TCGplayer market prices via Scryfall.
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.) Whenever this creature evolves, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it.