Levels to Download

Redrum: The Shining II (requires Atomic Edition)
DiB -- Duke in Black (requires Atomic Edition)
Duke Nukem: Penthouse Add-on
X-mas Duke (requires Atomic Edition)
Final Battle (requires Atomic Edition)
Final Battle upgrade patch
Platoon (requires Atomic Edition)
Platoon (Regular 1.3 Duke needed)
Terrorist Terror (requires Atomic Edition)