Interdimensional Web Watch is a rare Artifact card from Marvel's Spider-Man (SPM), collector number 165. Current market price: $0.32 (foil $0.45), TCGplayer market prices via Scryfall.
When this artifact enters, exile the top two cards of your library. Until the end of your next turn, you may play those cards. {T}: Add two mana in any combination of colors. Spend this mana only to cast spells from exile.