Hellfire Citadel Hellfire Ramparts The Blood Furnace The Maker Broggok Keli'dan the Breaker The Shattered Halls Magtheridon's Lair Hellfire Citadel is the headquarters of the Fel Orcs of Outland, a nearly impenetrable bastion that once served as the base of operations for the orcs throughout the First and Second Wars. Kargath Bladefist and his Fel orcs now make their home in the citadel. The Blood Furnace is the second wing of the Hellfire Citadel, commonly abbreviated BF. It is located above Hellfire Ramparts, inside of the tower that overlooks the ramparts themselves. The entrance is on the Alliance (Southern) side of the Citadel, up a ramp that starts at map coordinates 45,61. You come to find out, in the course of the instance, that it is Magtheridon that is entrapped by the Fel Orcs' sorcery, and they're using his blood to manufacture a new Fel Horde, infused with his demonic energy. The guiding force in this plan is Illidan Stormrage, who is now the supreme ruler of Outland, after his usurping of Magtheridon. Heroic Heroic difficulty for The Blood Furnace is available once you reach Honored with Honor Hold or Thrallmar, and purchase the (Item #30637) from the faction's quartermaster. Reputation Killing mobs in the Blood Furnace grants Honor Hold or Thrallmar reputation up to Honored status in normal mode, and up to Exalted status in heroic mode. Trash mobs: 1 reputation Bosses: 50 reputation Full clear: about 750 reputation