s1. Commander Keen: Invation of the Vorticons Trilogy s2. Commander Keen: Keen Dreams (1991) s3. Commander Keen: Goodbye Galaxy Set s4. Commander Keen (1991) s5. Commander Keen (GBC) s6. Rescue Rover (1991) s7. Rescue Rover II (1991) s8. Dangerous Dave in the Haunted Mansion (1991) s9. Hovertank 3D (1991) s10. Catacombs 3D (1991) s11. Heretic (1994) s12. Hexen (1995) s13. Hexen2 (1997)			Requires DOS 5.0 or higher 486 DX 33 or higher 4MB RAM or better 15MB Hard Disk Space available VGA Graphics Supports Sound Blaster, AdLib and 100% compatible sound cards Joystick and mouse optional Supports IPX network play with up to 4 players