Lurking Crocodile is a common Creature — Crocodile card from Magic 2012 (M12), collector number 184. Current market price: $0.12 (foil $0.44), TCGplayer market prices via Scryfall.
Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters with a +1/+1 counter on it.) Islandwalk (This creature can't be blocked as long as defending player controls an Island.)