“Episode 5: Dimensions of the Past (called "DOPA" for short) is an add-on episode for Quake...Episode 5: Dimensions of the Past
“Abyss of Pandemonium is a unofficial commercial Total Conversion for Quake developed by Impel...Abyss of Pandemonium
“Q!Zone is an authorized collection of maps for Quake by WizardWorks. It was released in 1996...Q!ZONE
This category has the following 5 subcategories, out of 5 total.