Put out a fire with an extinguisher

Escaped from Engineering

Made it down to the Canteen and talked with Roy

Unlocked all trophies

Rescued a forgotten poster.

Tidied up his underwear drawer.

Unpacked 2007.

The player has taken a picture of Sander Cohen's corpse

Acquire all upgrades for all weapons

Put the cookie jar out of reach.

Unpacked 1997.

Solved the cube.