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