How do you get all helicopters in transformers autobots?

You get your threat high, and a Police Copter will come. If you keep killing, a Stealth Copter will come. to get the News chopper, go on the mission "Put to the Test", Autobots; or "Hazing", Decepticons. Instead of going through the tunnel, climb the building. when you get onto the roof, you ought to find a pool, beside the pool rests the News Chopper. Scan away!