Corrupted Ashbringer < onlyinclude > < / onlyinclude > Corrupted Ashbringer is an two - handed sword that could be looted in Naxxramas prior to patch 3 . 0 . 2 . Death knight and former Highlord Alexandros Mograine could be seen wielding Corrupted Ashbringer in the original Naxxramas . It was once Ashbringer , but became corrupted by Mograine ' s assassination . It is unique in that it triggers a scripted event within the Scarlet Monastery , and the whispers of Alexandros can be heard by the wielder . In Wrath of the Lich King , Corrupted Ashbringer is wielded by Alexandros ' son , Highlord Darion Mograine , until Tirion Fordring purified it at the Battle for Light ' s Hope Chapel at the end of the Death Knight quest chain . Source . This item dropped from the cache of the Four Horsemen in the Deathknight Wing of the original Naxxramas . In Wrath of the Lich King , Highlord Mograine has been replaced by Baron Rivendare in Naxxramas , and Corrupted Ashbringer cannot be looted . Will of the Ashbringer . Equipping Corrupted Ashbringer will buff the player with Will of the Ashbringer , which makes Argent Dawn NPCs hostile , Scarlet Crusade NPCs friendly , and makes the player appear slightly darker . Furthermore , it enables a proc for the deceased Highlord Mograine to whisper one of twelve sayings to the wielder : Mograine ' s whispers may also be heard by directly entering the following code : His whispers recount the tale of his war against the Scourge , his betrayal by his son and the Crusade , and his resurrection as a death knight by Kel ' Thuzad . He describes how his son , Renault , is blind to the truth that the Scarlet Crusade has become a vehicle for the Burning Legion ' s vengeance against the Scourge through Saidan Dathrohan . In the end , he asks you to kill them all , but it ' s unknown whether he means the Scarlet Crusade , the Scourge , or both . There is also a second voice in the background , which is that of the Lich King , but it is more difficult to discern what is being said . However , in the final clip both voices are united in saying " Kill . . . them . . . all ! " These whispers may also be heard if you stand near Darion Mograine in the Hall of Command before finishing the Death Knight starter quests . Scarlet Monastery event . A scripted event can be triggered upon entering the Cathedral wing of the Scarlet Monastery with Corrupted Ashbringer equipped . Scarlet Commander Renault Mograine welcomes the player as the crusaders bow before him or her . Unexpectedly , his father Highlord Mograine ' s spirit appears in full Dreadnaught armor , revives High Inquisitor Fairbanks , and smites and kills his son ( Renault , the Scarlet Commander ) for murdering him . Fairbanks proceeds to tell the story of Renault ' s betrayal and that the Corrupted Ashbringer is beyond redeeming . Luckily , Mograine has another son who resides in Outland and has the ability to forge a new Ashbringer . Fairbanks does not give any quests . In " " , the true tale of the sword is told , and it is revealed that the second son of Alexandros , Darion Mograine , comes into possession of the Corrupted Ashbringer after killing his father in Naxxramas , as part of a failed rescue mission carried out by a small party of Argent Dawn members . Spurned on by his father , speaking through the cursed blade , Darion enters the Scarlet Monastery and confronts his brother Renault , who lashes out and attempts to kill him . Before Renault is able to deal the final blow , the Corrupted Ashbringer acts on its own , emitting an aura of green flames which take on the form of Alexandros , garbed in Dreadnaught armor . Renault begs for forgiveness and is quickly decapitated by his father , who then says he is forgiven . The spirit of Alexandros then retreats back into the blade . In Wrath of the Lich King . In " Wrath of the Lich King " , Darion Mograine is revealed to have killed himself with the Corrupted Ashbringer in order to free his father ' s spirit , an act which leads to him becoming a death knight of the Scourge and Highlord of Acherus . He carries the Corrupted Ashbringer , which can be heard whispering when players approach him . At the Lich King ' s command , Darion launches an attack against the Argent Dawn at Light ' s Hope Chapel . In the battle that ensues , the Corrupted Ashbringer begins to act on its own and fight against Darion ' s control . When the death knights are forced to surrender , Tirion Fordring reveals that the Lich King knowingly sent the death knights into a trap to draw him out . Shortly thereafter , the Lich King himself appears and easily defeats Darion , who in anger and desperation , throws the Ashbringer to Tirion . The blade is purified in his grasp and the Lich King is forced to retreat , leading to the founding of both the Argent Crusade and the Knights of the Ebon Blade .