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.
Gameplay taken from the 11-22-2009 playtest. Showcasing the following levels: quagmire / geode / incursion / reactor / snowdrift