Barbed Spike is a uncommon Artifact — Equipment card from The List (PLST), collector number MH2-5. Current market price: $0.19, TCGplayer market prices via Scryfall.
When this Equipment enters, create a 1/1 colorless Thopter artifact creature token with flying, then attach this Equipment to it. Equipped creature gets +1/+0. Equip {2}