Thrasios, Triton Hero is a rare Legendary Creature — Merfolk Wizard card from Special Guests (SPG), collector number 16. Current market price: $24.47 (foil $40.40), TCGplayer market prices via Scryfall.
{4}: Scry 1, then reveal the top card of your library. If it's a land card, put it onto the battlefield tapped. Otherwise, draw a card. Partner (You can have two commanders if both have partner.)