Silumgar Monument is a uncommon Artifact card from Dragons of Tarkir (DTK), collector number 243. Current market price: $0.20 (foil $0.63), TCGplayer market prices via Scryfall.
{T}: Add {U} or {B}. {4}{U}{B}: This artifact becomes a 4/4 blue and black Dragon artifact creature with flying until end of turn.