Threefold Thunderhulk is a rare Artifact Creature — Gnome card from Edge of Eternities Commander (EOC), collector number 145. Current market price: $0.30, TCGplayer market prices via Scryfall.
This creature enters with three +1/+1 counters on it. Whenever this creature enters or attacks, create a number of 1/1 colorless Gnome artifact creature tokens equal to its power. {2}, Sacrifice another artifact: Put a +1/+1 counter on this creature.