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