1 Trinisphere (DST) 154
1 Ugin, Eye of the Storms (TDM) 1
1 Ugin, the Ineffable (WAR) 2
1 Ugin, the Spirit Dragon (PF25) 6
1 Ugin's Binding (MH3) 76
1 Ugin's Labyrinth (MH3) 233
1 Ulamog, the Ceaseless Hunger (BFZ) 15
1 Ulamog, the Defiler (MH3) 15
1 Ulamog, the Infinite Gyre (ROE) 12
1 Ultima, Origin of Oblivion (FIN) 2
1 Urza's Mine (9ED) 327
1 Urza's Power Plant (9ED) 328
1 Urza's Tower (9ED) 329
1 Wastes (FIN) 309