Black Mesa Opposing Force - We Are Not Alone Remake v2 (Gameplay)

-This mod is a remake of the opfor chapter called we are not alone. Play as Adrian Shephard, in your journey to catch gordon! -This version (v2) is also a remake of we are not alone old version (v1.6), i completly reworked my own work. This new version extend the gameplay, more maps, details, fights, puzzles, overhauled area specially the xen zone and more. This is the final edition (it will get minor patch, but other then that its final) Steam link :