Credits (Ghost Spawner):
Code: Captain Toenail
GLDefs: Captain Toenail
Sounds: Doom, Captain Toenail
Sprites: Doom, unsplash.com
Sprite Edit: Captain Toenail
Idea Base: Doom3 Hell level

Credits (GothicTX Brightmaps):
Brightmaps: Captain Toenail

Credits (Demonic Props):
Decorate: whirledtsar
Sprites: zrrion the insect

Credits ("Soul Suffer"/Hitodama Sounds):
Sounds: Valve Software (Half-Life)