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