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

Finish the Campaign once on any difficulty.

Deliverance Bell - Clear stage 6.
Guardian- Clear stage 8.
Broken Sword- Clear stage 9.
Ragnarok - Get an S rank on stage 15.
The Gold Of Annwn - Destroy all enemy units at Avalon Dam in stage 17.
Bronze Ace- Destroy 200 enemy planes.
Silver Ace- Destroy 500 enemy planes.
Gold Ace- Destroy 1,000 enemy planes.
Marksman- Destroy 5 enemy planes with your machine guns.
Sharpshooter- Destroy 15 enemy planes with your machine guns.
Expert Marksman- Destroy 50 enemy planes with your machine guns.
Knight Ace- Clear Campaign mode in Knight Ace Style.
Mercenary Ace- Clear Campaign mode in Mercenary Ace Style.
Soldier Ace- Clear Campaign mode in Soldier Ace Style.
Supreme Mercenary- Clear Campaign mode with the style meter at the extreme left of the style gauge.
Supreme Soldier- Clear Campaign mode with the style meter at the direct center of the style gauge.
Supreme Knight- Clear Campaign mode with the style meter at the extreme right of the style gauge.
Bronze Wing- Get an S rank in all stages on Normal.
Silver Wing- Get an S rank in all stages on Hard.
Gold Wing- Get an S rank in all stages on Expert.

You must shoot down the Rot Squadron in Mission 3, in the Mercenary Ace style.

You must complete Hard Difficulty.