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