Seal Team 666 - Age of Blood by Weston Ochse

When a senator's daughter is kidnapped by a mysterious group with ties to the supernatural, it's clearly a job for SEAL Team 666. They soon discover links to the Zeta Cartel, a newly discovered temple beneath Mexico City. As an insidious force operating inside the team threatens to derail the mission, Triple Six is the world's only hope to stop the return of the Age of Blood.
Binding: Paperback / softback