| Achievement | How to unlock
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| "Bring your child to work" - Day | Collect the Toy Police Car.
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| A great team! | Collect the Worn Football.
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| Armed and Ready | Find the shotgun.
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| Early Grave | Kill the Cage Monster in the Valves section.
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| Escape Artist | Escape the prison.
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| Fetch! | Collect the photograph of the family dog.
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| First Upgrade | Unlock a weapon upgrade for the first time.
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| Forgiveness | Complete the game.
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| Fully Upgraded | Fully upgrade a weapon.
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| Handshot | Shoot a Venus Hand Trap.
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| Happy Reunion | Retrieve your pistol.
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| In good hands | Collect the son's family drawing.
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| Rest in Pieces | Kill the Cage Monster by blowing it up.
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| Round and round we go | Collect the Toy Carousel.
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| Science and History | Reach William Blake's Hideout.
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| Sharp Senses | Survive a minion attack by using your knife.
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| Touchy Subject | Get grabbed and killed by a big hand.
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| Trespassing | Enter the hospital building.
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| What is he made of?! | Try to shoot William Blake.
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| What's in the hole? | Reach inside a hole in the wall.
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