Here is the full list of all 32 Elderand achievements.
Get to level 100
Put an end to the cult
Win in the arena mode
Defeat Dan’nuhrr
Purge all evil
Defeat Eloria
Explore 100% of the map
Collect all the notes
Save Eloria
Forge the Glimpse of the titan
Defeat Elderu'tamah
Collect 30k gold
Kill 50 Mysterious Mourner
Defeat Amon
Take the throne
Defeat the Chaos touched reject trio
Help Eran
Defeat Erik Zan
Perform a special attack for the first time
Free Elderu'tamah
Defeat Sserthris
Perform all rituals
Refine an equipment to the max
Defeat Black Virtue
Make a potion for the first time
Defeat the Chaos touched reject
Upgrade your equipment for the first time
Find Pascal's hammer
Unlock the fast travel
Defeat Rok'naar
Help Guam
Defeat Shakna