Here is the full list of all 40 Midnight Fight Express achievements.
Kill 150 enemies using weapon finishers.
Slice 75 enemies.
Throw 250 environmental items at enemies.
Kill 250 enemies using melee finishers.
Kill 75 enemies using explosives.
Kill 4000 enemies.
Finish the game.
Get an S-Rating on 20 levels.
Damage 100 enemies using rope.
Shoot 500 enemies.
Kill 50 enemies using gun finishers.
Kill 50 enemies using ground finishers.
Stick 50 sharp weapons into the heads of enemies.
Complete the Alleyway mission.
Complete the Highway mission.
Kill 500 dummies in the Playground.
Mute the music.
Blow up 50 enemy heads with secondary gun.
Let 100 enemies kill each other.
Collect 150 golden teeth.
Kill 2000 enemies.
Complete your first 25 challenges.
Kill 50 enemies using wall finishers.
Defeat 15 enemies with different types of kills on a single level.
Electrocute 100 enemies.
Kill 6 enemies while in Rage.
Parry 150 attacks.
Get 100x combo on foot.
Complete a level without getting hit.
Complete the Wavechase mission.
Kill 500 enemies.
Spend 50000$ on clothes.
Complete the Factory mission.
Die 500 times.
Get an S-Rating on all levels.
Complete all challenges.
Escape from grapples 50 times.
Talk with all special characters.
Complete all levels on hard difficulty.
Complete all levels on realistic difficulty.