Here is the full list of all 64 Breach & Clear achievements.
Defeat 53,594 enemies.
Clear 1,000 locations.
Defeat 10,000 enemies.
Clear 500 locations.
Defuse 250 bombs.
Complete 15 missions on medium difficulty or higher without taking damage.
Clear Frozen Synapse locations 40 times.
Defeat 100 enemies with grenades.
Earn a total of 1700 stars.
Level a Breacher to level 30.
Level a Direct Action Specialist to level 30.
Earn four stars across every mission on every difficulty (Kabul, Turkey, and South China Sea).
Defeat 5,000 enemies.
Defuse 100 bombs.
Complete all Escape Plan missions on medium difficulty or higher.
Earn a total of 1400 stars.
Clear Frozen Synapse locations 20 times.
Complete all Bomb Defusal missions on medium difficulty or higher.
Defeat 250 enemies with shotguns.
Level a Medic to level 30.
Level an Intelligence Specialist to level 30.
Level a Fireteam Leader to level 30.
Earn a total of 800 stars.
Level a Weapons Sergeant to level 30.
Take no damage during a mission with 10 or more enemies.
Complete all Terrorist Hunt missions on medium difficulty or higher.
Earn a total of 550 stars.
Stun 100 enemies with flashbangs or breach charges.
Perform an explosive breach that kills two enemies.
Defeat 100 enemies with shotguns.
Defeat 50 enemies with shotguns.
Use each breach type once.
Clear a Frozen Synapse location in Escape Plan.
Defeat 150 enemy Shapeforms.
Completely clear a location in five seconds or less.
Take no damage during a mission.
Clear 100 locations.
Defeat 100 enemy Shapeforms.
Clear a Frozen Synapse location in Bomb Defusal.
Clear a Frozen Synapse location with Petrov's Shard.
Clear Frozen Synapse locations 5 times.
Defeat 50 enemy Shapeforms.
Clear a Frozen Synapse location with any team except Petrov's Shard.
Clear a Frozen Synapse location in Terrorist Hunt.
Create a Petrov's Shard team.
Create a squad for each faction (SEALs, Rangers, SF, and JTF2).
Defeat 1,000 enemies.
Have a single teammate complete a location with low health.
Defeat 500 enemies.
Use a grenade.
Have a bullet hit the CEO portrait in Kabul.
Level a soldier up to level 15.
Earn four stars across any mission (any difficulty).
Successfully complete every mission (Kabul, Turkey, and South China Sea – any difficulty).
Defeat 100 enemies.
Defeat six enemies in one turn.
Visit Kabul, Turkey, and the South China Sea.
Use any tactic.
Defeat three enemies in one turn.
Defeat four enemies in one turn.
Defeat five enemies in one turn.
Score an assist by having two soldiers target the same enemy.
Clear a single location.
Earn four stars across every mission (Kabul, Turkey, and South China Sea – any difficulty).