Buy all stash upgrades.

Finish the game

Enter the docks in Quarantine Zone

Make pact with Serpo

Kill special enemies: Grenadier, Thug, Wrestler, Infected, Suicider, Screamer, Butcher, Floater.

Install a total of 5 barricades during hub defense

Clear out the cinema

Reach Henderson

Successfully defend the tunnel entrance

Find a boat for use in the jungle

Complete memory sequence 2.

Clear the "Ground Zeroes" mission

Finish the game without dying.