Slimefoot, the Stowaway is a uncommon Legendary Creature — Fungus card from Dominaria (DOM), collector number 205. Current market price: $0.26 (foil $0.95), TCGplayer market prices via Scryfall.
Whenever a Saproling you control dies, Slimefoot deals 1 damage to each opponent and you gain 1 life. {4}: Create a 1/1 green Saproling creature token.