Shipwreck Dowser is a common Creature — Merfolk Wizard card from Commander Masters (CMM), collector number 119. Current market price: $0.18 (foil $0.24), TCGplayer market prices via Scryfall.
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When this creature enters, return target instant or sorcery card from your graveyard to your hand.