Here is the full list of all 40 Redeemer: Enhanced Edition achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Complete every chapter with 0 deaths.
Shut down the engines in Chapter 15
Destroy more than 50% of the walls in Chapter 14
This is a zero-waste production facility. Chapter 13
Forward, Forward, High Punch. Chapter 12
Mince some meat in Chapter 11
Be careful with the glass in Chapter 10
Be quicker than the big guys in Chapter 9
Perform 300 parries.
Clean out the greenhouse in Chapter 8
Let the others do your work in Chapter 7
Add a bit of pacifism to this bloodbath. Chapter 6
Cook some kebabs in Chapter 5
Do it the oldschool way in Chapter 2
Feed the fish in Chapter 1
Beat all Arena levels.
Complete the game
Complete the game on hardcore mode
Break 100 weapons
Execute 300 enemies.
Kill 150 enemies using the environment
End the rivalry once and for all
Shoot 500 enemies.
Restore 1000% of health
Perform 100 stealth kills.
Defeat the guardians.
Kill 75 enemies using the environment
Shoot 50 enemies
Kill 3 enemies while Vasily is near death
Kill three enemies simultaneously
Kill five enemies simultaneously
Parry 50 times
Win the duel against an old firend.
Kill 25 enemies using the environment
Perform 40 stealth kills.
Turn the ruins into a crypt in Chapter 4
Restore health from near death to full
Execute 30 enemies.
Who's there? Chapter 3
Kill two enemies simultaneously