Auto Gyro:
Successfully complete all levels in sky canvas
mode with more than 90 points.
Corsair:
Accumulate enough acrobatic points in adventure
Mode to have ten of your mission grades marked with circles.
Gold UFO:
Successfully complete all levels in target mode
with a gold rank.
Me-262:
Successfully complete adventure mode.
Silver UFO:
Successfully complete all levels in the adventure
mode with an A rank.
Stealth fighter:
Successfully complete target mode with a total time of
10 minutes. You do not have to get them in any order or
color -- simply get the targets and land in under 10 minutes.
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