Complete the indicated task to unlock the achievement.
Achievement | How to unlock
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Chestburster | All chests have been opened.
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Do not scratch me | ame has been completed in instant death mode.
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Maximum freedom | All existing weapons have been upgraded to maximum.
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Piece of cake | Game has been completed.
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The floor is hot | Game has been completed in speed run.
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Toy collector | All available weapons have been obtained.
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