Hercules: The Thracian Wars #4

Bronze Age Thrace: Hercules and his fellow mercenaries have led the armies of King Cotys to a bloody victory that welds the local tribes into a single nation, only to find themselves betrayed and imprisoned by the very man they served. Now, with Greece itself under threat, only a daring scheme can save the band from imminent torture and death a scheme which can only lead to bloodshed on a massive scale.