Full list of all 38 ENDER LILIES: Quietus of the Knights achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Obtain all relics
Witness Ending C
Restore power to the lost amulet
Fully enhance the Umbral Knight
Fully enhance 5 Blighted Spirit
Obtain all Findings
Journey to all maps
Obtain every Blighted Spirit
Attain maximum HP
Witness Ending B
Obtain Findings 24-28
Reach every Respite
Reach level 100
Purify Faden the Heretic
Purify every Blighted hero
Attain maximum Prayer Potency
Obtain all Chains of Sorcery
Fully enhance a Blighted Spirit
Purify Knight Captain Julius
Unleash the Spectral Lance's full power
Obtain Finding 45
Witness Ending A
Purify Hoenir Keeper of the Abyss
Obtain 15 Blighted Spirits
Purify Ulv the Mad Knight
Reach level 50
Purify Guardian Silva
Obtain 10 relics
Obtain 10 Blighted Spirits
Reach 10 Respites
Purify Dark Witch Eleine
Unleash the Giant's Hammer's full power
Purify Gerrod the Elder Warrior
Obtain 5 Blighted Spirits
Reach level 10
Enhance a Spirit for the first time
Obtain a relic
Purify Guardian Siegrid