Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Boss King	Gain 50 souls from defeating bosses.
Chosen One	High equipment rarity total has been reached.
Eight Of Pentacles	Equip all rune slots with rarity 3 and above.
Fiendlin Slayer	Kill 100 Fiends
Lord of Archon	All Archons have been defeated.
Patron Saint of Grieving	Kill 50 players and take their souls.
Savior	Assisted all neutral monsters.
Thief King	Unknown.
True Ending	Free Sophia's Soul.