Mire Triton is a common Creature — Zombie Merfolk card from Commander Masters (CMM), collector number 174. Current market price: $0.26 (foil $0.34), TCGplayer market prices via Scryfall.
Deathtouch When this creature enters, mill two cards and you gain 2 life. (To mill two cards, put the top two cards of your library into your graveyard.)