Cat Collector is a uncommon Creature — Human Citizen card from Foundations (FDN), collector number 4. Current market price: $0.32 (foil $0.34), TCGplayer market prices via Scryfall.
When this creature enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") Whenever you gain life for the first time during each of your turns, create a 1/1 white Cat creature token.