Rot Farm Mortipede is a common Creature — Insect card from Murders at Karlov Manor (MKM), collector number 102. Current market price: $0.08 (foil $0.06), TCGplayer market prices via Scryfall.
Whenever one or more creature cards leave your graveyard, this creature gets +1/+0 and gains menace and lifelink until end of turn.