Things go horribly wrong though, and Corporal Shephard, finds himself fighting for his life and lives of his comrads against hordes of alien creatures and government agents bent on making sure nothing escapes intact. Corporal Adrian Shephard, from the Hazardous Environment Combat Unit (HECU), sent into an underground facility known as the Black Mesa Research Facility on a classified mission. Half-life: Opposing Force is a expansion pack to the award winning Half Life created by Gearbox Software and published in November 1999. They are introduced as one of the antagonistic factions in the FPS thriller Half-Life, where their job is to combat the oncoming alien invasion at the Black Mesa Research Facility, and. military that specializes in surviving in harsh environments unsustainable to regular soldiers.

We may be adding a Capture the flag mode, but don’t quite count on it at the moment. The Hazardous Environment Combat Unit, or HECU for an abbreviation, is a special operations branch of the U.S. We here at the Operation Black Mesa team wish to comprise both single-player and multi-player elements into our modification. What we plan to do is remake everything from the 3D models to the maps, so that Opposing Force can once again be praised as one of the best expansion packs for any game to date. Utilizing the immense array of features of the Source engine, the Operation Black Mesa team plans to remake Opposing Force in all it’s glory in the Source engine. Operation Black Mesa is a Half Life 2 modification the second installment of the award winning Half Life: Opposing Force.

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