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 missions without casualties.
Complete all challenges.
Recover all collectibles.
Unlock all equipment.
Unlock all modifiers.
Unlock the Music modifier.
Unlock the Lure.
Unlock the Thermal Vision Goggles.
Unlock the Less Lethal OC-Ball.
Complete all missions.
Unlock the Ballistic Shield.
Unlock the Smoke Grenade.
Unlock the Gas Mask.
Unlock the Heavy Armor.
Unlock the Grenade.
Unlock the Door Ram.
Unlock the Night Vision Goggles.
Cut the power.
Unlock the Medium Armor.
Unlock the TRR8.
Complete a non-tutorial mission without casualties.
Unlock the SPAS-12.
Unlock the Difficulty modifier.
Unlock the Ammunition Bag.
Unlock the Stinger.
Unlock the Model 700.
Unlock the M4.
Unlock the Less Lethal Bean Bag Shotgun.
Unlock the Less Lethal X26.
Unlock the G17 SD.