Leave Vinitia.
Complete Vinitia after collecting at least 20 kg. of heligium.
Leave Bluesong Mine.
Complete Bluesong Mine after collecting at least 85 kg. of heligium.
Leave Lodeleos.
Complete Lodeleos after collecting at least 35 kg. of heligium.
Destroy SCyMo's old base.
Complete SCyMo's base after collecting at least 44 kg. of heligium.
Fulfill Dana's desire.
Play the arcade mode for the first time.
Reach the fourth wave in the arcade mode.
Reach the eighth wave in the arcade mode.
Collect at least 213,5 kg. of heligium in the arcade mode.
Get all the achievements