Half-Life: Opposing Force - An Updated Review

Support me on Patreon: Follow me on Twitter: Join the Gggmanlives Steam Group: Reddit Fanpage: #halflife #valvesoftware #gaming Half-Life: Opposing Force is an expansion pack for Valve’s science fiction first-person shooter video game Half-Life. The game was developed by Gearbox Software and Valve and published by Sierra On-Line on November 19, 1999. Opposing Force is t