| Achievement | How to unlock
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| - Fully upgrade a weapon before picking up another upgrade box for the same weapon.
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| - Finish stage 1 on easy without dieing.
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| - Finish stage 1 on hard without dieing.
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| - Listen to your own music while playing.
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| - Finish a stage without attacking any foe.
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| - Use tilt controls for 100 seconds.
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