UPDATE: It looks as if the game has been re-added to Xbox Live Marketplace. Stay tuned for our review!
Microsoft has pulled Hybrid for the Xbox Live Marketplace after the multiplayer only shooter ran into some server issues. 5th Cell, the developers, has issued a statement saying that the issue is being worked on.
“We have identified a problem and are in the process of finding a solution. We will make the game available as soon as we can and apologize for the inconvenience.”