Full list of all 30 Hot Brass achievements.
The base game contains 24 achievements, and there is 1 DLC pack containing 6 achievements.
Complete all challenges.
Complete all missions without casualties.
Unlock the Music modifier.
Recover all collectibles.
Unlock all modifiers.
Unlock the Lure.
Unlock all equipment.
Unlock the Less Lethal OC-Ball.
Unlock the Thermal Vision Goggles.
Complete all missions.
Unlock the Ballistic Shield.
Unlock the Smoke Grenade.
Unlock the Gas Mask.
Unlock the Door Ram.
Unlock the Heavy Armor.
Unlock the Grenade.
Cut the power.
Unlock the Night Vision Goggles.
Unlock the TRR8.
Unlock the Medium Armor.
Unlock the Difficulty modifier.
Complete a non-tutorial mission without casualties.
Unlock the SPAS-12.
Unlock the Ammunition Bag.
Unlock the Model 700.
Unlock the M4.
Unlock the Less Lethal Bean Bag Shotgun.
Unlock the Stinger.
Unlock the Less Lethal X26.
Unlock the G17 SD.