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