Earn all medals and the highest rank in all missions (Act I and II).

Finish act I (single player).

Finish act II (single player).

Finish all missions on HARD difficulty level (Act I and II).

Shoot down 300 fighters in Campaign mode.

Shoot down all V-1 rockets headed for London (single player).

Fly under every bridge in London (single player).

Defend all battleships at Iwo Jima (single player).

Shoot down 6 planes in under a minute.

Drop a bomb on a plane during takeoff.

Shoot down an enemy fighter with a rocket.

Launch more than 100 rockets in a single mission.

Play a co-op mission.

Finish a single mission in Simulation mode (other than Baptism of fire).

Finish the Russian campaign (single player). (DLC: Russia under Siege<br />
Cost: 800 MSP)

Earn all medals and the highest rank in all missions (Eastern Winds). (DLC: Russia under Siege | Cost: 800 MSP)

Stop the train before it reaches the railway station (single player). (Eastern Winds). (DLC: Russia under Siege | Cost: 800 MSP)

Win all duels with enemy ace (Eastern Winds). (DLC: Russia under Siege | Cost: 800 MSP)

Finish the African campaign (single player). DLC: Fire over Africa | Cost: 800 MSP)

Earn all medals and the highest rank in all missions (The Sands of Africa). (DLC: Fire over Africa | Cost: 800 MSP)

Destroy 3 enemy ground vehicles with one bomb. (DLC: Fire over Africa | Cost: 800 MSP)

Sink 5 ships in under a minute. (DLC: Fire over Africa | Cost: 800 MSP)