These are the games currently played on CGO. These games, and all terminology related to them are © of their respective companies.

Welcome to the world of 31st century combat. The battlefields are dominated by four story high robotic tanks known as BattleMechs. The Inner Sphere was torn appart by by vicious wars made by giant armies vieing for control of the ancient Star League. On the eve of the fifth of such wars, they came. The Clans had been biding their time, living in secret. With superior technology and genetically enhanced warriors, they struck like lightning. Against such a superior foe, only the best can prevail...