Skateboard is a uncommon Artifact — Equipment card from Teenage Mutant Ninja Turtles (TMT), collector number 178. Current market price: $0.37 (foil $0.89), TCGplayer market prices via Scryfall.
When this Equipment enters, tap target permanent. Equipped creature gets +1/+0 and has haste. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)