Destroy 1000 Enemies.
Destroy 200 Enemies.
Beat Hard Mode
Destroy 15 Aircraft with Guns.
Complete 05 or 06 before going to 04.
Complete SP stage.
Destroy 500 Enemies.
Defeat the Gleipnir.
07->08->10->09->12C.
07->09->11->07C.
Destroy 50 Aircraft with Guns.
Complete all missions and mission branches.
Liberate Griswall.
Defeat the Fefnir.
Destroy 5 Aircraft with Guns.
Keep damage to the allied fleet at Terminus Island to a minimum.
Keep allied casualties at Stand Canyon to a minimum.