Here is the full list of all 61 DAEMON X MACHINA achievements.
Completed all missions.
Cleared all Offer Missions.
Defeated Aviator for the first time.
Defeated every member of Immortal Innocence.
Reached mercenary rank A.
Brought laser weapons to 50 missions.
Reached mercenary rank B.
Cleared 50 missions.
Defeated every member of the Steel Knights.
Defeated every member of Panzer Crown.
Brought support equipment to 20 missions.
Reached mercenary rank C.
Brought missiles to 20 missions.
Brought bullet weapons to 50 missions.
Destroyed 500 enemy AI.
Cleared 10 missions.
Reached mercenary rank D.
Eclipse appeared during a mission.
Completed all mission side goals.
Brought shields to 20 missions.
Brought bazookas to 50 missions.
Brought sniper rifles to 50 missions.
Brought rail guns to 20 missions.
Brought shotguns to 50 missions.
Brought arc guns to 50 missions.
Brought flamethrowers to 50 missions.
Brought acid guns to 50 missions.
Brought gravity guns to 50 missions.
Brought blitz to 20 missions.
Brought mines to 20 missions.
Brought radar jammer to 20 missions.
Brought grenades to 20 missions.
Threw 50 punches.
Brought blades to 50 missions.
Cleared 100 missions.
Cleared 150 missions.
Cleared 200 missions.
Cleared 250 missions.
Destroyed 3,000 enemy AI.
Destroyed 20,000 enemy AI.
Destroyed 50,000 enemy AI.
Destroyed 100,000 enemy AI.
Defeated every member of Bullet Works.
Defeated every member of Terrors.
Defeated every member of the Western VII.
Defeated every member of the Five Hells.
Defeated Solomon.
Bought ice cream over 50 times.
Reached the maximum body modification level.
Surgically reverse a body modification.
Obtained all equipment that can be developed from Gunfort.
Obtained all equipment that can be developed from Nightmare.
Obtained all equipment that can be developed from Dreadnought.
Obtained all equipment that can be developed from Rebellion.
Obtained all equipment that can be developed from Aviator.
Obtained all equipment that can be developed from Bolt.
Obtained all equipment that can be developed from Snatcher.
Obtained all equipment that can be developed from the Dominator.
Obtained all equipment that can be developed from Eclipse.
Completed all armor sets.
Completed all weapon sets.