Finish level 8 extra in arcade mode
Finish level 8 extra in normal mode
Finish level 7 extra in arcade mode
Finish level 7 extra in normal mode
Finish level 6 extra in arcade mode
Finish level 6 extra in normal mode
Finish level 5 extra in arcade mode
Finish level 5 extra in normal mode
Finish level 4 extra in arcade mode
Finish level 4 extra in normal mode
Finish level 3 extra in arcade mode
Finish level 3 extra in normal mode
Finish level 2 extra in arcade mode
Finish level 2 extra in normal mode
Finish level 1 extra in arcade mode
Finish level 1 extra in normal mode
Finish level 8 in arcade mode
Finish level 8 in normal mode
Finish level 7 in arcade mode
Finish level 7 in normal mode
Finish level 6 in arcade mode
Finish level 6 in normal mode
Finish level 5 in arcade mode
Finish level 5 in normal mode
Finish level 4 in arcade mode
Finish level 4 in normal mode
Finish level 3 in arcade mode
Finish level 3 in normal mode
Finish level 2 in arcade mode
Finish level 2 in normal mode
Finish level 1 in arcade mode
Finish level 1 in normal mode
Collect all 3 batteries in one level.
Send some enemies flying in the same level.
Jump on enemies to beat them in the same level.
Accomplish a +75% ratio of successful hits with weapons.
Complete an extra level.
Start the adventure.
Build the ship without any help.
Kill Balgrom and take his hammer.
Complete the game in Arcade mode.
Kill three enemies with one fireball.
Complete the game in any difficulty level.
Complete every extra level in any difficulty mode.
Don't let the hunter die.
Complete the game and all the extra levels in arcade mode
Complete all the achievements
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