Radio Recon
Find the 19 audio recordings at Arbeit 1.
Beat Cop
Complete the game on Normal difficulty or higher.
Bad Cop
Complete the game on Hard difficulty.
Never had it anyway.
New body. New Boots.
Then came the Combine
Detour
On a Road
Custody Assistant
Problem Soul
Deliverance
Bring Wilson to the upload station at the end of the game.
Still Alive
There will be pain
There will be darkness
Friends in low places
Meet Wilson.
Supposed Brothers
Now there are two of them!
Kill both of the gonomes in the Xentarium.
Rebar Huntsman
Kill 25 alien creatures with the crossbow.
Kill it with a GUN
Drift King
Worth the Weight
Consume 10,000 kg with Xen grenades.
Far Distant Eyes
Witness the secret temporal overlay in the monitoring station.
No Chance of Escape
Neutralize Dr. Mossman's helicopter on the Arbeit 3 helipad.
Temporal Troubles
Find and kill all 4 instances of the Temporal Crab.
Cell Division
Reach the extraction point with four soldiers.
Science Team
Reach the secret lab within Arbeit 1 with five soldiers.
Ghost Hunt
My Evil Twin
Dirty Harry
Kill 18 rebels using the 357.
Please Knock
Kick open 60 doors.
Overwatch says "Stop kicking it"
Party Trick
Kill a long-jump rebel whilst they are in mid-air.
The Project
Scar Zero
Reunite with Scar Zero at Entropic Control.
Closet Clearer
Find and open all of the Wilson closets.
Interdependency
Get health from a surrendered medic.
Visitor Pass
Earn bronze medals on all challenge maps.
Bootstrap Program
Earn silver medals on all challenge maps.
Mirage Clearance
Earn gold medals on all challenge maps.