For all you fellow achievement hunters out there, this guide to help you 100% and unlock all the achievements. Happy hunting!
100% Achievement Guide
Heating up the Night
Kill 3 enemies by blowing up one barrel
Two is a Party
Win one mission in Coop
Gangland Pacifier
Successfully complete all missions in Chapter 1
Radicalized
Successfully complete all missions in Chapter 2
Ketchup
Kill an enemy with an elevator
Warming Up
Get 3 stars in a mission
Cleanup the Hood
3-Star all missions in Chapter 1
No Quarter
3-Star all missions in Chapter 2
No Mercy
Kill 50 bad guys
No Respite
Kill 1000 bad guys
The Thin Blue Line
Rescue 50 Wounded Policemen
EOD
Disarm 30 bombs
Door Kicker
Kick Open 100 Doors
Door Hater
Kick Open 1000 Doors
Attention Getter
Blow Open 100 Doors
I Like Them Numb
Stun 500 enemies
Good Breach
Kill 3 enemies with one breaching charge
Ninja
Complete a level without taking any damage whatsoever
Efficient
Use sniper support to kill 100 enemies
Cleanse by Fire
Set 20 enemies on fire
Troublemakers Arriving
Unlock Chapter 2
Things Heating Up
Unlock Chapter 3
We Stand on Guard
3-Star all missions in Chapter 3
Cavalry is Here
Rescue 50 hostages
Building Community
Rescue 1000 hostages
Slacker
Use sniper support to kill 1000 enemies
Alert Extinguished
Successfully complete all missions in Chapter 3
Bloody Rabbit
Finish a level without standing still for more than a second
Bad Eyesight
Kill 50 Hostages
Terminator
Use 5 extra lives in the same mission
Stay With Me
Resurrect another player 5 times in the same mission
Completionist
Collect all 20 secret items
Looks Interesting
Collect your first secret item
Collector
Unlock all weapons & equipment
The Spice of Life
Kill one of each type of enemies
Bite the Apple
Successfully complete all missions in Chapter 4
Not in my City
3-Star all missions in Chapter 4
Metro Calling
Unlock Chapter 4