Rat Burgiss is a member of the Varrock Palace Secret Guard. He is found south of Varrock, near the northern gate into the Al Kharid area. To find him, just teleport to Varrock and follow the road south, he should be at a broken cart.
He is the starting point for the What Lies Belowquest. If players do not have the requirements for the quest, Rat Burgiss will say that he is very busy and cannot chat. If players have the requirements to start the quest, he will ask the player to get his stolen papers back to full folder and deliver the Letter to surok to Surok Magis in Varrock palace library.
This article on an NPC has an associated dialogue page. Click here for a transcript of possible conversations with this NPC. Click here for a list of other transcripts that this NPC speaks in.
^Rat Burgiss in What Lies Below. Old School RuneScape. "My grandfather's brother, my great uncle, was a priest of Saradomin and he would tell me stories of the wars with the Dagon'hai as a child."
^Rat Burgiss in What Lies Below. Old School RuneScape. "I would take it, but I'd probably have to sell it. I have a wife and 17 children to feed!"