Shipwreck Dowser is a uncommon Creature — Merfolk Wizard card from The List (PLST), collector number M21-71. Current market price: $0.10, 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.