The Gates were there on Phobos when mankind first arrived. Inert, unyielding, impossibly alien constructs, for twenty years they sat lifeless, mute testaments to their long-vanished creators, their secrets...

Go beyond the classic game Doom in this second book in a terrifying space epic...They were creatures seemingly spawned straight from the pits of Hell—demons, zombies, fire-breathing imps—all too horrifically...

Hawaii-- last outpost of civilization on an Earth overrun by demons, traitors. and nightmarish creatures straight out of the pits of hell. Humanity seems doomed to a bloody ending. Then Hawaii receives...

They left behind everything that mattered to them-- friends, lovers, country-- to journey to the stars. Now Sergeant Flynn Taggart and Pfc. Arlene Sanders, USMC, have reached their destination... the...