Here is the full list of all 61 Sinner: Sacrifice for Redemption achievements worth 1,000 gamerscore.
Defeat Adam when he is most powerful
Unlock all other achievements
Die to Adam's Immolation atack
Get knocked out of the arena by Rhodes
Defeat Adam
Die to Adam's grasping attack
Get repeatly knocked into the abyss by Adam
Perform a critical strike on Adam
Defeat Yordo
Kill Yordo without attacking his guards
Avoid a charge attack while fighting Yordo and his guards
Break the ranks of Yordo's guards
Die surrounded by Yordo's guards
Avoid being killed by Yordo's encircling attack
Get crushed by Angronn's grasp
Fight Angronn face to face
Defeat Angronn
Enrage Angronn with your cowardice, making him destroy the arena
Hide under Rhodes' feet during the entire fight
Dodge Rhodes' Shield Charge
Defeat Rhodes
Use Rhodes' attacks to kill 10 Slave Warriors
Dodge Rhodes' Shock Wave
Die to Rhodes' landing
Talk to Chanel
Defeat Chanel
Defeat Chanel with grace
Push Chanel too far
Suffer damage from aquatic plants while fighting Chanel
Freeze to death while fighting Chanel
Sacrifice yourself to the flame
Experience Chanel's true power
Counter Chanel's attacks 3 times in a row
Dodge Levin Undok's Double Dance
Defeat Levin Undok
Prevent Levin Undok's Double Dance and defeat her
Get hit by a lamp while fighting Levin Undok
Push Levin Undok too far
Get hit by an axe 3 times while fighting Levin Undok
Destroy 3 floating daggers in a row while fighting Levin Undok
Perform a Parry
Defeat Camber Luce without exploiting his weakness
Defeat Camber Luce very quickly
Get devoured by Camber Luce
Redeem a Sin
Defeat Camber Luce by heavily exploiting his weakness
Defeat Camber Luce
Perfect 10 normal attacks in a row
Fall into the Frozen Sea while fighting Camber Luce
Banish a Sin
Defeat Faiz Tilus with fire
Defeat Faiz Tilus
Die to Faiz Tilus after experiencing all his tricks
Die from Faiz Tilus' Curse
Avoid Faiz Tilus' Hex Ritual
Perform a Sprint attack
Use water to cleanse Faiz Tilus' Poison
Die from Faiz Tilus' Poison
Perform a Sacrifice
Die from a fall
Defeat a enemy