Here is the full list of all 43 Warhammer: Chaosbane achievements.
Finish the game as all characters
Finish the game as Elontir
Complete 50 Relic Hunts
Complete 50 side activities
Kill a boss on "Chaos 5" difficulty
Complete your first set of equipment
Bless a heroic item 50 times
Finish the game as Konrad
Finish the game as Elessa
Kill all bosses in Boss Rush on at least "Chaos 2" difficulty
Kill an elite with a build made from at least 90 Skill Points
Collect 1,000 pieces of gear
Kill a boss on "Very hard" difficulty
Kill a boss in Boss Rush on at least "Chaos 2" difficulty
Bless your first item
Buy all rewards available on the God Skill Tree
Complete your first Relic Hunt
Find your first heroic item (not a quest reward)
Reach level 50 with any character
Complete a side activity
Finish the game as Bragi
Finish Act III
Find 100 rare or heroic pieces of gear
Kill 1,000 Ungors
Trade 50 Fragments with the Collectors' Guild
Finish Act II
Kill 100 champions
Open 50 chests
Acquire 100,000 gold pieces
Reach level 25 with any character
Kill 1,000 cultists
Finish Act I
Be fully equipped with rare or heroic items
Kill a Jabberslythe
Use a God Skill
Unlock your first reward from the God Skill Tree
Kill a Mutalith
Donate 100 items to the Collectors' Guild
Kill 1,000 daemons
Collect 100 Fragments
Use bloodlust
Be fully equipped
Finish the Prologue