Survivor
You got 70,000 points in a Nightmare Arcade level.
30 
Happy Ending
You used Mr. Scratch’s own trap to destroy him.
25 
One Day I’ll Buy a Stapler
You got every manuscript page in the game.
20 
Pile 'Em High
You have defeated 2,000 Taken.
20 
Cool It
You secured the coolant tanks at the observatory.
20 
Poetry in Motion
You got a six-minute survivor streak and over 100,000 points in an Arcade level.
20 
Split Splat!
You took out two Splitter spawns with a single shot.
15 
Escape!
You reached the relative safety of the motel.
10 
Rewrite
You rewrote reality and brought down the satellite.
10 
Glorious Dawn
You made it through the night and enjoyed a nice sunrise in one of the Arcade levels.
10 
Enter the Nightmare
You have unlocked all of the Nightmare Arcade Mode levels.
10 
Skill Beats Gun
You survived an Arcade level using nothing but the flashlight and handheld flares.
10