Old School RuneScape uses the British convention for floor numbering: Ground floor, first floor, etc.
Mysterious ghost
Release date 26 July 2005 (Update)
Members only? Yes
Race Ghost
Quest NPC? The Curse of Zaros
Location Edgeville Dungeon, Slayer Tower, Rogues' Castle
Sells items? No
Gender Male
Seems to flitter in and out of existence...
The ghost of a powerful warrior that remains trapped in the Shadow Realm.

Viggora is the final NPC that players must speak to in the Curse of the Empty Lord miniquest, and explains much of the story of Zamorak's betrayal of Zaros. A ring of visibility and a ghostspeak amulet must be worn in order to see him and communicate with him.

Viggora the Warrior can be found at the following locations:

After hearing his story, you'll receive a Ghostly cloak from him!

Note: Players doing master clues must speak to him in the same location as the Curse of the Empty Lord.