The Eight of Diamonds

According to several villagers from Overlook who were rescued from Vicra Lammergeyer's Lair, Eight knows a lot about the assassination of Mr. Donahue, the former leader of The Hounds Guild. After that assassination, his son Dennis became the new leader of the guild.
Neither his body nor his soul has been recovered from the lair, as far as we know.

Aligned Organization

House of Cards