Earth-Cult Elemental is a common Creature — Elemental card from Adventures in the Forgotten Realms (AFR), collector number 141. Current market price: $0.25 (foil $0.31), TCGplayer market prices via Scryfall.
Siege Monster — When this creature enters, roll a d20. 1—9 | Each player sacrifices a permanent of their choice. 10—19 | Each opponent sacrifices a permanent of their choice. 20 | Each opponent sacrifices two permanents of their choice.