Board Thread:Suggestions forum/@comment-25012056-20160707001047/@comment-28792040-20160809001540

Orc steel is made by simply smelting Morgul Iron ore, however Morgul Iron ore only spawns in Angmar, Dol Guldur, and Mordor. I reckon that Morgul Iron could spawn in the Mount Gundabad biome if added, despite it being nothing more than a Dwarven stronghold taken over by Orcs for many mellenia.