Full list of all 30 Ascend: Hand of Kul achievements worth 400 gamerscore. It takes around 60-80 hours to unlock all of the achievements on Xbox 360.
Transcended
One of your Ascended Champions defeated another player
You have blessed 20 players
Attained 2000 points of armor
Fully upgraded a spell
Highlands Titan defeated
All Highlands lore has been read
Attained 200 points of physical damage
Used an Alignment Mask boost to enter a restricted alignment dungeon
You have cursed 20 players
Cast 25 Crusade Spells
Banished 25 enemies into another player's realm
Acquired a spell from each alignment
Slotted 3 runes
Defeated 3 player bosses
Ascended 3 times
Allied humans killed 50 enemies
Spent 30,000 souls or purchased a Soul Pack
Slaughtered 1000 enemies
Raised 3 shrines for your God
Contributed 50,000 points to the Crusade
Looted 30 items or purchased 10 spells
25 enemies know the power of magic from their graves
Decimated 200 enemies
You made the ultimate sacrifice and Ascended your first Caos
Consumed 20 humans
Did 20 10x combos!
Sent a curse or blessing to another player
Killed 25 enemies
Created first Caos