Guardian of Cloverdell is a uncommon Creature — Treefolk Shaman card from Lorwyn (LRW), collector number 216. Current market price: $0.20 (foil $0.60), TCGplayer market prices via Scryfall.
When this creature enters, create three 1/1 white Kithkin Soldier creature tokens. {G}, Sacrifice a Kithkin: You gain 1 life.