Colossal Whale is a rare Creature — Whale card from The Hobbit Commander (HOC), collector number 174. Current market price: $2.66, TCGplayer market prices via Scryfall.
Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Whenever this creature attacks, you may exile target creature defending player controls until this creature leaves the battlefield. (That creature returns under its owner's control.)