Categories:
- First-person shooter video games
- Arcade games
- Arcade games developed by iD Software
- Arcade games developed by Alternate Worlds Technology
- Arcade games published by Alternate Worlds Technology
- Arcade games released in 1993
- Video games
- Video games developed by iD Software
- Video games developed by Alternate Worlds Technology
- Video games published by Alternate Worlds Technology
- Video games released in 1993
- Video games released on Mac OS
- Virtual reality
