Deadlock Trap is a rare Artifact card from Kaladesh Promos (PKLD), collector number 204s. Current market price: — (foil $0.78), TCGplayer market prices via Scryfall.
This artifact enters tapped. When this artifact enters, you get {E}{E} (two energy counters). {T}, Pay {E}: Tap target creature or planeswalker. Its activated abilities can't be activated this turn.