The Scourge

The Scourge is an unseen character in Game of Thrones: A Telltale Games Series.

Biography
The Scourge was a brawler living in Lys. He had a skull tattoo and fought with two axes. Asher Forrester and Beskha encountered him while on a job at some point and killed him.

"A Nest of Vipers"
When Asher is challenged by Amaya to fight Bloodsong in order to gain the respect of the pit fighters, Asher can say that he's fought worse, mentioning the Scourge.