Climb to the castle bridge alongside Quill.

Defeat the Recast Commander to earn a blessing.

Collect all trophies

Defeat Black Fang without getting hit

Use bricks or bottles to lure an infected into attacking a human

Win the water gun fight

Engage in all optional conversations

Win the brick throwing contest

Collect all comics

Break into every locked door using shivs

Find all training manuals

Pet Buckley the dog

Open all safes