Ascended Perryton

Divine Unravelling. Spells cast within 60 ft. of Perryton can only target one creature, even if they normally affect an area.

Aura of the Hollow Flame.  At the start of each of Perryton’s turns, all creatures within 30 ft. take 7 (2d6)  radiant and 7(2d6)  necrotic damage (DC 18 Con save for half). Allies (those loyal to Rungetal) are healed for the total damage dealt.

Corrupted Ascension. When reduced to 0 HP, Perryton explodes in a burst of radiant fire, dealing 12d10 radiant damage in a 60-ft radius (Dex save DC 21 for half), then reforms 1 round later with 150 HP unless his divine core is destroyed

Spellcasting. Perryton is a 5-level spellcaster. Its spellcasting ability is [charisma] (spell save DC 18, +14 to hit with spell attacks). The [monster name] has following cleric/Paladin spells prepared:
(at will): [spells], [spell name]
1st level (# slots): [spell name], [spell name]

Multiattack. Perryton makes 3 Flameblade strikes.

Flameblade Strike. Melee Weapon Attack: +13, reach 10 ft. Hit: 20(3d8+6) Slashing Damage + 18(4d8) damage.

Voice of Rungetal (recharge 5-6). Perryton speaks with divine authority. All creatures of his choice within 60 ft. must make a DC 20 Wisdom save or be paralyzed until the end of their next turn, wracked with visions of false unity.

Call of the Forgotten Flame. Perryton opens a rift, summoning 2d4 *Flamebound Zealots* (CR 3–5 corrupted celestial cultists). They act on initiative count 20 next round.

Smites. When Perryton hits a creature with an attack, he can cast one of the following spells: Thunderous Smite, 

Protective Casting. When Perryton would be hit by an attack, he can cast shield

Enter the description for how legendary actions work for your monster here.

Radiant Lash (1 point). Make a Flameblade Strike

Flare of Domination (2 points). Force one creature to reroll a successful saving throw

Burn the Faithful (3 points). All creatures concentrating within 60 ft. must make a DC 20 Con save or lose concentration and take 4d10 radiant damage.

Mythic Action Name. Enter the description for how mythic actions work for your monster here.

Mythic Action Name (Costs # Actions). Enter the description for your mythic action.