Level: Doom E1M4: Command Control

Level: Doom E2M5: Command Center (Secret Exit)

Level: Doom E2M8: Tower of Babel

Level: Doom E3M5: Unholy Cathedral

Level: Doom E3M9: Warrens

Level: Doom II Map 1: Entryway

Level: Doom II Map 5: The Waste Tunnels

Level: Doom II Map 8: Tricks and Traps

Level: Doom II Map 24: The Chasm

Level: Doom II Map 31: Wolfenstein (Secret Exit)