Once a boss is defeated, it is available in Boss Attack Mode, where you can freely select which boss to take on. Complete the game and you unlock "All", where you can play through each boss in sequence.
|Unlockable||How to Unlock|
|Each level completed unlocks the Ace replay for that stage.||Ace Ranking Replays|
|Complete the game once (any difficulty)||Free Play|
|Complete the game once (any difficulty)||Gallery Mode|
|Complete the game once (any difficulty). This mode allows you to view all major ships in the game.||Ship Model View|
Contributed By: GrAyEeWoLf.