Here is the full list of all 40 XCOM: Chimera Squad achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Hack an enemy Android with Patchwork and trigger Self-Destruct.
Use Claymore to detonate a Shrapnel Bomb with another explosive.
Use Blueblood to hit 3 or more enemies with one Phase Lance shot.
Win the campaign.
Complete the Sacred Coil Investigation.
Reach max rank with all Agents in a single campaign.
Complete every Spec Op at least once in a single campaign.
Use every type of Breach point.
Relocate the same unit with Shelter and his ghost in one turn.
Capture a Ronin.
Complete a mission with only one Agent left standing.
Clear an entire encounter during the Breach turn.
Use every Agent in at least one mission.
Have Rank 3 Field Teams in all nine districts.
Complete the Progeny Investigation.
Complete 20 Assembly Projects in a single campaign.
Complete all of one Agent’s class training.
Complete an encounter by only dealing damage with melee attacks.
As Godmother, activate Overtime and down an enemy on both turns.
Fully upgrade an Android.
Move a VIP with Shelter’s Relocate and Torque’s Tongue Pull.
Unlock all Field Abilities.
Capture a Sorcerer.
Have 8 Agents in the squad in a single campaign.
Use Torque to Tongue Pull an enemy into poison.
Equip an Epic Weapon.
Kill an enemy with Axiom while Berserk.
Complete an objective with an action from Terminal’s Cooperation.
Complete the Gray Phoenix Investigation.
Use Verge to do 10 or more damage with one Mindflay.
Have Kinetic Armor on all 4 squad members at once.
Complete a mission without killing a single enemy.
Use Zephyr to hit 3 or more enemies with one use of Crowd Control.
Capture a Praetorian.
Replace an Agent mid-mission with an Android.
Launch a mission with no human agents in the squad.
Complete the tutorial.
Win the campaign on Impossible difficulty.
Buy 20 unique Scavenger Market items in a single campaign.
Complete all versions of each Faction’s Takedown mission over multiple campaigns.