Origin Spellbomb is a common Artifact card from Scars of Mirrodin (SOM), collector number 189. Current market price: $0.15 (foil $0.98), TCGplayer market prices via Scryfall.
{1}, {T}, Sacrifice this artifact: Create a 1/1 colorless Myr artifact creature token. When this artifact is put into a graveyard from the battlefield, you may pay {W}. If you do, draw a card.