Full list of all 22 Blue Fire achievements worth 1,000 gamerscore. It takes around 12-15 hours to unlock all of the achievements on Xbox One.
Locate the Nuos Temple
Defeat the Corrupted Guardian
Reach the Uthas Temple
Defeat the 2nd corrupted guardian
Defeat the Queen of Darkness
Defeat Lady Beira, Lord Samael and Lord Sirion
Fix the 3 boilers
Complete all Void challenges
Repair the elevators in the Arcane Tunnels
Find or purchase all Spirits
Help Barri show his love
Locate the first void challenge
Deliver the apology letters
Find and deliver the family portrait
Return the house keys to Mon
Find the Necklace for Fara
Help Juro remember his loved one
Purchase the Odd Stone from Orip and turn it in at Kuna's altar
Deliver all 5 books to Mork
Deliver the Rare Snow to Nuno
Collect all 4 Soul Fragments
Ignite the 4 flames