DOOM II: Cleanup Shift is a fan made mod that takes place after the events of DOOM II, cleaning earth from the rest of the demons that were left behind. For now DOOM CUS has 20 levels, custom weapons, songs and graphics. Credits: to Slipknot for song Nero Forte to Metallica for song Master of puppets
There are 20 levels in this version. More levels will be add in the future.
the preview image is from the alpha version, double barreled shotgun looks diffrent.