Here is the full list of all 49 Death Must Die achievements.
The magic of friendship
Win an attempt as Avoron using the Light Rays blessing from Lady Justice
A cat dies 9 times
Win an attempt as Skadi and her wolves
33 Sync-Ups
Win an attempt as Merris using the Telekinesis talent
Win an attempt as Merris using the Charged Field talent
Win an attempt as Nixi using the Endless Night talent
Win an attempt as Nixi using the Mind Reaper talent
4 Times jumper
Win an attempt as Front using the Rampage talent
Defeat The Djinn as Front
Win an attempt as Lorien using the Whistling Arrow talent
Not a scratch
Win an attempt as Skadi with Darkness
999 Bandages
On the hunt for a bat
20 Seconds for two bats
Do not take the purple bait
I don't need no handouts
Win an attempt as Lorien using the Bask in Greatness talent
What we do in the 10th shadow
Defeat The Insect Queen as Lorien
Level up to 40 as Lorien
A stake for a vampire
Travel to 40 different locations in an attempt as Avoron.
5 Lamps to turn off
Number go up to 30
Kill 1000 Skeletons as Lorien
A red and a blue bat
500 bones under the sword
Instant bash
Get 8 visual effects
I need 40 good men
Lose an attempt as Lorien
Traverse 50000 distance as Lorien
A d20 of 400
Defeat the Baron
50 Summoning orders
300 Steps
I wield the 5 elements
Stop the evil old man
4000 Pounds of jelly
50 Shields for my wall
25 With a single blow
6000 Bones to pick
A total of 2000 natural 20 damage
Time travelling twice for victory
100000 Wounds Inflicted