Obtain the Suck Cannon

First kill with a Nail Bat.

From the front door of the church, make it to the crow’s nest in 240 seconds in Chapter 5: Heartland

Complete chapter 3 in the Single Player Campaign

Complete chapter 2 in the Single Player Campaign

Destroy the first sentry without taking any damage in Chapter 2: Freedom

Complete chapter 1 in the Single Player Campaign without dying or restarting a checkpoint

Find the first of 61 news pickups

Kill a Xenomorph climbing on the walls or ceiling

Idle for five minutes.

First kill with a Pipe.

Used Health Syringe for the first time.

Find your first Patient File.