Doom: Yet another attack from Hell is GZDoom based mappack currently aiming to feature 7 levels with completly different environments. The levels will try to take advantage of scripting to make the levels play more interesting and interactive.
Alpha 1 of yet another Attack from Hell. Features 1 lengthy map that puts focus on its environments.
So heres what's happening: You're a UAC Marine who has just escaped a demon infested space station. With your spaceship you're flying to the UAC Headquarters on Earth to report the total chaos that has been going on. Suddenly demons attack and you crash with your ship in the middle of nowhere, has hell already invaded Earth?