Here is the full list of all 49 Agents of Mayhem achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Enter a secret room, inside a secret room, inside a LEGION lair.
Complete 15 Connected Contracts.
Collect all collectible Shards in game.
Complete all Operations on Difficulty Level 7+.
Complete all agent personal missions and get all agents to level 20.
Use mission replay to replay and complete 3 missions.
Reach level 40 on any agent
Unlock and Complete all standard VR room training programs.
Fully deck out Carnage a Trois in their signature outfits.
Fully deck out the Bombshells in their signature outfits.
Fully deck out Franchise Force in their signature outfits.
Fully deck out Firing Squad in their signature outfits.
Complete the Moscow Global Offensive.
Complete 30 MAYHEM & Agent Contracts.
Equip an Upgrade Core to any agent.
Complete "Operation: Damocles."
Complete "Operation: Madhouse."
Enter a secret room inside a LEGION lair.
Collect all agent vehicles.
Complete "Operation: Red Queen."
Complete "Operation: Machine Man."
Unlock 5 Warp Points through open world gameplay.
Complete a 360 in the air while in a vehicle.
Fully upgrade all areas of the ARK.
Destroy a Golem in the open world.
Complete LEGION Alert Level by defeating the LEGION Captain.
Destroy a Gravity Dominator.
Complete "Operation: Star Power."
Get 15 "All Perfect" hacks.
Destroy a Dark Matter Fracking Station.
Hit 10 jumps in the city.
Destroy a Ice Barrage Emplacement.
Complete "Operation: Heaven Sent."
Run over Legion 10 times.
Swap out an agent's weapon with a new look.
Build your first vehicle through blueprints.
Deploy your first agent to any LEGION region.
Jump agent vehicle 50 meters in one jump.
Equip your first gadget onto any agent.
Take over each type of emplacement location.
Call in an agent vehicle for the first time.
Use Gremlin Tech for the first time.
Find and open a large loot chest.
Complete a LEGION lair for the first time in Seoul.
Destroy a Hate Machine Emplacement.
Take over an Outpost from LEGION.
Destroy a Drop Pod Launcher Emplacement.
Warp into the ARK for the first time.
Complete "Operation: Spinoff."