Dark Axis: Rise of the Overmen #3
Intended for mature audiences
After rescuing the squad from the crazed Nazi inhabitants Sergeant Bryce, Hillview, and Smith decide there's only one thing for it - they must split up. Hillview is commanded to lead the surviving men to safety while Bryce and Smith head back down to find a radio and call in an air-strike. With any luck they'll wipe the facility with all its monstrous technology from the face of the Earth!