Minas Morgul, Dark Fortress is a mythic Legendary Land card from The Hobbit Commander (HOC), collector number 88. Current market price: — (foil $34.85), TCGplayer market prices via Scryfall.
Minas Morgul enters tapped. {T}: Add {B}. {3}{B}, {T}: Put a shadow counter on target creature. For as long as that creature has a shadow counter on it, it's a Wraith in addition to its other types. (A creature with shadow can block or be blocked by only creatures with shadow.)