Arena of Blood

From the introduction: The blood-sport Arena in the city of Korrnegrum re-opened six months ago, featuring all manner of full-bore bullfighting, dog fights, and gladiatorial games. The operators are secretly the Cult of Vultaash, a 100-year-old cabal dedicated to the resurrection of a suppressed demon. Blood spilt in the arena revives the abomination, drop by scarlet drop...