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