user score
excellent 12 votes
gw score
excellent Read our review

Download Orion Full Install v1.0

Orion is a total conversion utilizing Valve Software’s Orange Box engine. Orion immerses the player in an intense online experience with dynamic combat and a vast array of new features. Featuring fast-paced tactical gameplay on futuristic battlefields, Orion brings the fun into gameplay.

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File name File size Downloads Added
Orion_Beta1_FullInstall.exe 1.28 GB 2 13 Dec 2009