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