| Achievement | How to unlock
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| - Collect all 500 power orbs.
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| - Destroy all enemies in the game,... including the recharging ones.
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| - Find the rotation gateway gun.
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| - Find the resizing gateway gun.
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| - Complete the game with 500 power orbs.
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| - Find all time extending power ups.
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| - Find the time travel gateway gun.
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| - Find all extra echo power ups.
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