AC. 18 + Constitution Modifier (Max 2).

Legendary Resistance. If you fail a saving throw while attuned to this armor, you may choose to succeed instead. You may use this feature twice per long rest. Alternatively, you can use your reaction to expend one use to make an ally you can see within 90ft. succeed on a saving throw they failed.

Healing through Vengeance. Whenever you make a successful attack against a creature that is hostile towards you, you regain an amount of hit points equal to your spellcasting ability modifier.

Prophet's Guidance. Whenever one of your allies makes an attack while within 10ft. of you, you may use your reaction to add your spell attack modifier to the roll. You can use this feature twice per long rest.

This enchanted plate armor was once worn by the legendary Dwarf know as Gardain Firebeard, a powerful Paladin of Tyr. 
The armor itself is a blackened steel with golden, intricate arcane runes and inscriptions across the pieces of metal. 

Plate consists of shaped, interlocking metal plates to cover the entire body. A suit of plate includes gauntlets, heavy leather boots, a visored helmet, and thick layers of padding underneath the armor. Buckles and straps distribute the weight over the body.

Notes: Bonus: Armor Class, Cleric or Paladin., Buff, Str. 15 Required, Stealth Disadvantage