Bravest. The adamantine Cleric cannot be frightened and all allies who can see the adamantine guard have advantage on saves against frightened

Warrior. The adamantine Cleric deals 5 extra damage die on weapon attacks (included in the attack)

 Adamantine Armor. Any critical hit on the adamantine guard becomes a regular hit.

Divine Eminence. As a bonus action, the Adamantine Cleric can expend a spell slot to cause its melee weapon attacks to magically deal an extra 28 (8d6) radiant damage to a target on a hit. This benefit lasts until the end of the turn. If the priest expends a spell slot of 2nd level or higher, the extra damage increases by 2d6 for each level above 1st.

Spellcasting. The adamantine cleric is a 24th-level spellcaster. Its spellcasting ability is Wisdom (spell save DC 23, +15 to hit with spell attacks). The Adamantine Cleric has the following cleric spells prepared:

Cantrips (at will): light, sacred flame, thaumaturgy

1st level (5 slots): cure wounds, guiding bolt, sanctuary

2nd level (4 slots): lesser restoration, zone of truth

3rd level (4 slots): dispel magic, speak with dead

4th level (4 slots): divination, death ward

5th level (4 slots): mass cure wounds, scrying

6th level (3 slots): harm, heal

7th level (3 slots): fire storm, divine word

8th level (2 slots): holy aura, Liara's Fury (See spell)

9th level (2 slots): mass heal

the adamantine cleric can cast the following spells at their lowest level without expending a spell slot. divine favor, shield of faith, magic weapon, spiritual weapon, crusader's mantle, spirit guardians, freedom of movement, stoneskin, flame strike,

Multiattack. The Adamantine Cleric makes four melee attacks. then 2 radiant bolt attacks and then casts a spell

+6 Mace. Melee Weapon Attack: +21 to hit, reach 5 ft., one target. Hit: 42 (6d8 + 15) bludgeoning damage. plus, 20 (6d6) fire damage.

Radiant Bolt. Ranged spell attack +15 to hit, 640/1400., one target. Hit:36 (6d8 + 9) radiant damage.

The Adamantine Guard 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 Adamantine Guard regains spent legendary actions at the start of its turn.

Commanding Shout. The Adamantine cleric makes an intimidation check at advantage against everyone within 30 ft

Radiant Wave.The Adamantine Cleric makes a Radiant Bolt attack at every creature within 15 feet of the adamantine clerics

Get Up! (Costs 3 Actions). The Adamantine Cleric Slams their fist into the ground and releases a sudden radiant blast of energy in a 30 ft sphere centered on the Adamantine Cleric, any dead ally of the Adamantine cleric comes back to life with 1 hitpoint