NSA agent Ron Moosic is assigned to a nuclear power plant - a cover for a secret project sending observers back in time. When terrorists take it over and send two of their own back to change the past, Moosic is sent in pursuit. But they are all pawns in a time game to conquer the Earth.

The author brings to a conclusion the confrontation between the mighty Confederacy and the small but powerful worlds of the Warden Diamond.

Hawks had refused to help the ambitious Lazlo Chen in his quest to find the five gold rings that could break Master System's hold over humankind — and that refusal had landed him on the deadly prison planet Melchior.But when Hawks and some fellow prisoners engineered a bold escape, it seemed almost too easy. Hawks guessed that Chen was pulling the strings, but he couldn't shake the feeling that there was another, greater power involved. And that scared him.Now the stakes were rising, and Hawks was more determined than ever to find the gold rings. But Master System was out to capture him, and Chen was trying to follow him — and the only place his small band of rebels could hide was smack in the middle of pirate territory...

Mavra Chang had been a master criminal, notorious throughout the galaxy, but for years she has been trapped in a no-longer human body on the Well World—the Master Control planet for the universe. A supercomputer can restore her form, if only she can obtain a spaceship to reach it.