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