id Software for DooM, Quake2 Action Forms Ltd./Megamedia Corp. for CHASM - The Rift Raven Software for Heretic Randy Heit for ZDooM The Innocent Crew for Obituary Tomi Rajala for The Hell Factory Hub One
Base:
from Chasm Addon
Build time:
long time...
Editor(s) used:
ZETH by Antony J. Burden, Simon Oke WadAuthor by Williston Consulting DeuTex and WinTex by Olivier Montanuy DehackEd by Greg Lewis BSP 2.3x by Lee Killough