Opposing Force Redux is a enhancement package for Opposing Force. It is designed to work with the new Steam Client provided by Valve. Opposing Force Redux enhances your Opposing Force installation beyond what was thought to be possible with the High
This is full replacement pack for Opposing Force. This will replace every syngle NPC in the game. (and some sounds) The NPC's (monsters) are High Resolution! I think it's better than OP4:Redux. This pack were made by Liquidator. (one of the creators