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.
Be quicker than the big guys in Chapter 9
Shut down the engines in Chapter 15
Forward, Forward, High Punch. Chapter 12
Mince some meat in Chapter 11
Destroy more than 50% of the walls in Chapter 14
Be careful with the glass in Chapter 10
Beat all Arena levels.
Shoot 500 enemies.
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
Who's there? Chapter 3
Do it the oldschool way in Chapter 2
Break 100 weapons
Perform 300 parries.
Complete the game
Complete the game on hardcore mode
End the rivalry once and for all
This is a zero-waste production facility. Chapter 13
Restore 1000% of health
Execute 300 enemies.
Kill 150 enemies using the environment
Parry 50 times
Defeat the guardians.
Clean out the greenhouse in Chapter 8
Kill 75 enemies using the environment
Perform 100 stealth kills.
Kill five enemies simultaneously
Kill 3 enemies while Vasily is near death
Kill three enemies simultaneously
Win the duel against an old firend.
Restore health from near death to full
Shoot 50 enemies
Turn the ruins into a crypt in Chapter 4
Kill 25 enemies using the environment
Perform 40 stealth kills.
Kill two enemies simultaneously
Execute 30 enemies.
Feed the fish in Chapter 1