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.
Let the others do your work in Chapter 7
Break 100 weapons
Execute 300 enemies.
Cook some kebabs in Chapter 5
Who's there? Chapter 3
Do it the oldschool way in Chapter 2
Perform 100 stealth kills.
Feed the fish in Chapter 1
Kill 150 enemies using the environment
Complete the game
Complete the game on hardcore mode
Restore 1000% of health
End the rivalry once and for all
Parry 50 times
Defeat the guardians.
Shoot 500 enemies.
Kill 75 enemies using the environment
Clean out the greenhouse in Chapter 8
Kill 3 enemies while Vasily is near death
Beat all Arena levels.
Kill five enemies simultaneously
Add a bit of pacifism to this bloodbath. Chapter 6
Kill three enemies simultaneously
Win the duel against an old firend.
Restore health from near death to full
Kill two enemies simultaneously
Shoot 50 enemies
Turn the ruins into a crypt in Chapter 4
Perform 40 stealth kills.
Execute 30 enemies.
Kill 25 enemies using the environment