Rage through 32 single player levels and 6 deathmatch levels of sheer terror and fully immersive sound and lighting. Arm yourself against the cannibalistic Ogre, fiendish Vore and indestructible Schambler using lethal nails, fierce Thunderbolts and abominable Rocket and Grenade Launchers.
This is QTest. A demonstration of the Quake engine id Software released in 1996. It contains some maps and can only run on DOS (use DOSBox). Also, it's multiplayer only. Some monsters are already coded in QTest, but there is no map which contains them.