Fire tests the purity of metal. Light tests the purity of spirit.
Level 3
Ashes to Ashes.
Whenever you use Searing Light, inflict Smoldering on any target within the same Reach.
Hearth Helper.
Tendrils of smoke and warmth seem to follow your passage. Flames and embers glow more brightly in your presence. Your Lifebinding Spirit may shift into a flaming version of itself and have its damage type become fire.
Refiner's Gift.
You unlock the Fire Spell School, replacing your Necrotic Spell School.
Level 7
Fiery Spirit.
Whenever you hit a smoldering creature, you may end the condition to have your Lifebinding Spirit act for free on its next action.
Level 11
Firewalker’s Blessing.
(1/encounter) You may spend a Searing Light charge to heal bloodied allies with Pyroclasm instead of damaging them.
Level 15
Trial by Fire.
Your Searing Light roll results are doubled on Smoldering targets.