Silumgar's Command is a rare Instant card from Dragons of Tarkir (DTK), collector number 232. Current market price: $0.22 (foil $0.64), TCGplayer market prices via Scryfall.
Choose two — • Counter target noncreature spell. • Return target permanent to its owner's hand. • Target creature gets -3/-3 until end of turn. • Destroy target planeswalker.