Blightbane Domain (Rank 5: Grandmaster)

Purifying Touch: As an action, the Grandmaster can remove one of the following conditions: blinded, deafened, poisoned, or diseased. Usable 7 times per long rest.

Divine Magic: The Grandmaster can cast cleric spells and uses Wisdom as its spellcasting ability (Spell save DC 20, +12 to hit with spell attacks).

Cantrips (at will): Mending Wards, Blightfire , Guidance

1st level (4 slots): Destroy Blight, cure wounds, Sense Blight, Scourge Purification

2nd Level (3 slots): Cleansing Wave, Lesser Restoration, Amethyst Sanctuary

3rd Level (3 slots): Blightward,  Revivify, Purging Light 

4th Level (3 slots): Blight Rend, Light of Diminishment, Ward of the Pure Soul

5th Level (2 slots): Blight Suppression, Soulbound Teleport

6th Level (1 slots): Sacrament of the Amethyst Soul

7th Level (1 slot): Soul Pact

Channel Divinity (4/Day) - Purifier of the Blighted Scourge:

• Blighted Interference: Blighted creatures within 30 feet must succeed on a DC 20 Wisdom saving throw or be frightened of the Grandmaster for 1 minute. They also cannot approach within 30 feet of the Grandmaster.
• Purifier’s Blessing: When casting a healing spell, the Grandmaster can grant advantage on the target’s next Wisdom or Constitution saving throw against the Blighted Scourge and restore additional hit points equal to 3 + the spell’s level.

Vanquisher of the Blighted Scourge (4/Day):
When the Grandmaster or an ally within 30 feet strikes a Blighted creature with a weapon attack, they deal an additional 3d8 radiant damage. The Grandmaster can double this radiant damage by taking 2d8 necrotic damage.

Blessed Amethyst Mace (+2): Melee Weapon Attack: +11 to hit, reach 5 ft., one target. Hit: 10 (1d6 + 6) bludgeoning damage. If you hit a creature, it has disadvantage on its next attack roll before the start of your next turn (Sap property).

The Blightbane Grandmaster can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end of another creature’s turn. The Grandmaster regains spent legendary actions at the start of their turn.

• Blightbane Smite (Costs 1 Action):
  The Grandmaster deals an additional 5d8 radiant damage on their next weapon attack.

• Healing Burst (Costs 1 Action):
  The Grandmaster heals an ally within 30 feet for 4d6 hit points.

• Scourge Suppression (Costs 2 Actions):
  The Grandmaster can cast Blight Suppression at will, without expending a spell slot, reducing the Blight infection of a target within 30 feet by one stage.

• Aura of Purity (Costs 3 Actions):
  The Grandmaster can activate a 30-foot aura that lasts for 1 minute. Allies within this aura have advantage on all saving throws against Blighted effects, and Blighted creatures must make a DC 20 Constitution saving throw at the start of their turn or take 4d8 radiant damage.