Half-Life: Critical Mass mod

Half-Life: Critical Mass is a singleplayer mod for regular half-life which includes many enemies and weapons featured in Half-Life: Opposing Force. Critical Mass reveals the fate of Corporal Adrian Shepard - and also Gordon Freeman - in a manner consistent with all episodes of the Half-Life saga, including Blue-Shift and Decay, the co-operative game on the playstation 2 version of Half-Life. It is also designed to be as consistant with Half-Life 2 as possible, although that's rather difficult seeing how we don't know the story of HL2 yet. ;) After the annihilation of Black Mesa, the “g-man” told survivor Corporal Adrian Shepard that he was being conveyed to somewhere he would be unable to reveal what had occurred but where he would come to no harm. You star as Corporal Shepard, last seen at the end of Opposing Force being sent off to be detained, awaiting further evaluation. Critical Mass features a main game and a mini-mission that replaces the hazard course. In the mini-mission,...