Here is the full list of all 51 EARTH DEFENSE FORCE 4.1 The Shadow of New Despair achievements.
Healed another player in co-op play.
Rescued 5 other players in co-op play.
Rescued 50 other players in co-op play.
Defeated 20,000 ant-type bugs.
Defeated 12,000 spider-type bugs.
Destroyed 5000 flying drones.
Defeated 4000 flying-type bugs.
Destroyed 900 Hectors.
Destroyed 500 carriers.
Destroyed 200 large transport ships.
Destroyed 150 red drones.
Destroyed 2000 flying vehicles.
Destroyed 6 Brains.
Destroyed 12 quadruped fortresses.
Defeated 120 shield bearers.
Defeated 200 Deroys.
Defeated 20 Greater Wild Dragons.
Defeated 24 queens.
Defeated 360 Retiarii.
Defeated 2400 Dragons.
Destroyed 200 underground tunnel exits.
Ranger's health has reached 1000.
Air Raider's health has reached 1000.
Fencer's health has reached 1250.
Cleared all stages on Inferno difficulty as a Fencer.
Cleared all stages on Hardest difficulty as a Fencer.
Cleared all stages on Hard difficulty as a Fencer.
Cleared all stages on Normal difficulty as a Fencer.
Cleared all stages on Inferno difficulty as an Air Raider.
Cleared all stages on Hardest difficulty as an Air Raider.
Cleared all stages on Hard difficulty as an Air Raider.
Cleared all stages on Normal difficulty as an Air Raider.
Cleared all stages on Inferno difficulty as a Wing Diver.
Cleared all stages on Hardest difficulty as a Wing Diver.
Cleared all stages on Hard difficulty as a Wing Diver.
Cleared all stages on Normal difficulty as a Wing Diver.
Destroyed 20 Argos.
Defeated 40 king spiders.
Defeated 24 death queens.
Destroyed 6 flying-type bug nests.
Destroyed 6 motherships.
Wing Diver's health has reached 550.
Destroyed 30 Erginuses.
Cleared all stages on Normal difficulty as a Ranger.
Cleared all stages on Hard difficulty as a Ranger.
Cleared all stages on Hardest difficulty as a Ranger.
Cleared all stages on Inferno difficulty as a Ranger.
Obtained all available weapons.
Obtained 50% of all available weapons.
Reached a height of 200 meters.
Obtained 10% of all available weapons.