Ace Combat Zero: The Belkan War

Shoot down the A-10A Fischer in Mission 5 to unlock the A-10A and its SP color scheme.

When you return to the round table for the second time, run down every allied fighter. You will eventually find a fighter named hrtbrk1, from Ace Combat 5: The Unsung War.

Have a saved game file from Ace Combat 4: Shattered Skies and Ace Combat 5: The Unsung War on your memory card to unlock the ADF-01 Falken for purchase in the hangar after Mission 1. Alternately, have a saved game file from Ace Combat 5: The Unsung War on your memory card. Then, Complete Campaign mode with all three Ace Styles on any difficulty setting. Alternately, get the Supreme Mercenary, Supreme Soldier, and Supreme Knight medals. Complete Campaign mode on the Ace difficulty setting to unlock the SP color scheme for the ADF-01 Falken.

Finish the campaign mode on any difficulty set. But must do it with all of three different ace styles.

Get an S rank on all 55 missions in Campaign mode on the Ace difficulty setting to unlock a new hangar with Ustio and Galm team flags.

Complete Mission 14C to unlock the EA-18G. Shoot down the EA-18G Wolkenwand in Mission 11 to unlock the SP color scheme for the EA-18G.

You must complete Hard Difficulty.

Complete Mission 14A to unlock the F-117A.

Complete Campaign mode to replay any completed mission.

Complete the indicated task to unlock the corresponding medal:

Deliverance Bell: Complete Mission 6.
Guardian: Complete Mission 8.
Broken Sword: Complete Mission 9.
Ragnarok: Get an S rank in Mission 15.
The Gold Of Annwn: Destroy all enemy units positioned at Avalon Dam in Mission 17. Note: Destruction of the units at the ravine is not required.
Bronze Ace: Destroy 200 enemy planes.
Silver Ace: Destroy 500 enemy planes.
Gold Ace: Destroy 1,000 enemy planes.
Marksman: Destroy 5 enemy planes using machine guns.
Sharpshooter: Destroy 15 enemy planes using machine guns.
Expert Marksman: Destroy 50 enemy planes using machine guns.
Knight Ace: Complete Campaign mode in Knight Ace Style.
Mercenary Ace: Complete Campaign mode in Mercenary Ace Style.
Soldier Ace: Complete Campaign mode in Soldier Ace Style.
Supreme Mercenary: Complete Campaign mode with the style meter at the left-most end of the style gauge.
Supreme Soldier: Complete Campaign mode with the style meter at the center of the style gauge (directly over the letter d of Soldier).
Supreme Knight: Complete Campaign mode with the style meter at the right-most end of the style gauge.
Bronze Wing: Get an S rank in all missions on the Normal difficulty setting.
Silver Wing: Get an S rank in all missions on the Hard difficulty setting.
Gold Wing: Get an S rank in all missions on the Expert difficulty setting.