Rot Farm Skeleton is a uncommon Creature — Plant Skeleton card from Dragon's Maze (DGM), collector number 98. Current market price: $0.21 (foil $0.38), TCGplayer market prices via Scryfall.
This creature can't block. {2}{B}{G}, Mill four cards: Return this card from your graveyard to the battlefield. Activate only as a sorcery.