Here is the full list of all 30 Ascend: Hand of Kul achievements.
Curse 20 players
Cast 25 Crusade Spells
Defeat the Highlands Titan
Read all Highlands lore tomes
Reach player level 50 or Ascend 3 times
Attained 2000 points of armor
Slot 3 runes of any type into your armor or weapons
Attained 200 points of physical damage
Fully upgrade any spell
Use an Alignment Mask boost to access a restricted alignment dungeon
Eat 20 Humans
Contribute 50,000 points to the Crusade
Kill 25 enemies with spells
Get humans to kill 50 enemies for you
Kill 1000 enemies
Defeat 3 player bosses
Spend 30,000 souls or purchase a Soul Pack
Looted 30 items or purchased 10 spells
Raise 3 shrines for your God
Kill 200 enemies
Have one of your Ascended Champions defeat another player
Ascend your first Caos
Perform 20 10-hit combos
Kill 25 enemies
Send a curse or blessing to another player
Create your first Caos and bind them to a god
Bless 20 players
Banish 25 enemies into another player's realm
Purchase or discover a spell from each alignment
Transcended