Level: E1M1: Slipgate Complex

Level: E1M2: Castle of the Damned

Level: E1M3: The Necropolis

Level: E1M4: The Grisly Grotto

Level: E1M6: The Door to Chthon

Level: E2M1: The Installation

Level: E3M1: Termination Central

Level: E3M7: The Haunted Halls

Level: E4M5: Hell's Atrium

Level: HIPDM1: The Edge of Oblivion