Summary: The warlocks pact with greater infernal powers has ended, and his power begins to turn on him. His blood becomes acid, slowly killing his body. But, the infernal power is also keeping him alive. This paradox occurring within the warlock ravages his body, but awakens powers inside him to stimulate his mind and further combat opponents. He is a Caustic, and every inch of him is trying to kill him. But, every inch of him... is fighting to stay alive. Length: 10 levels; minimum level: 10.