Guardian Plate +3

Legendary

You have a +3 bonus to AC while wearing this armor. Source: DMG. This plate armor was recovered from the ursine archons that guard the gate to Mount Celestia. It still smells of bear. Guardian. The item whispers warnings to its bearer, granting a +2 bonus to initiative if the bearer isn't incapacitated.

Efreeti Chain

Legendary

Armor (chain mail), legendary (requires attunement) While wearing this armor, you gain a +3 bonus to AC, you are immune to fire damage, and you can understand and speak Primordial. In addition, you can stand on and walk across molten rock as if it were solid ground. The efreeti Prince Rashidi al-Zahar ibn Rath transmogrified an efreeti sultana into this delicate suit of crimson chain mail. The wearer of this armor always feels a slight draft, and sometimes finds it hard to stay focused on a task. This item can be found in the Dungeon Master’s Guide