Kill 2500 enemies.
Attain captain rank.
Enter minefield 3 times.
Finish a loop.
Attain lieutenant rank.
Attain sergeant rank.
Collect 150 gems.
Kill 100 transports.
Collect 100 gems.
Collect 75 gems.
Kill 12 bosses.
Kill 1000 enemies.
Collect 50 gems.
Attain corporal rank.
Kill 750 enemies.
Collect 100 ranks.
Kill 500 enemies.
Collect 25 gems.
Kill 6 bosses.
Kill 250 enemies.
Kill 3 bosses.
Attain private rank.
Kill 100 enemies.
Enter asteroid field 3 times.
Enter laser barrage 3 times.
Enter meteor storm 3 times.
Attain major rank.
Attain colonel rank.
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687
160
36
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