Star Soldier - Boss on Parade mode

Star Soldier - Boss on Parade mode
Boss on Parade mode:
Complete the game at any difficulty.

God mode:
Successfully complete level 10 on the Hard difficulty setting to unlock the God difficulty setting.

Sound test:
Get a high score in Normal, 2-Minute, and 5-Minute modes with all three ships to unlock the sound test option.

Stage Select mode:
Clear "Boss on Parade" mode.