Armor of the sun

You have a +2 bonus to AC while wearing this Plate armor.
once attuned
once per combat: you can spend an action to force all hostile creatures within 50ft to roll a constitution saving throw or lose all resistances and lose concentration on any spell they may currently be casting for 1min blessing of the sun
once per day roll a charisma saving throw:
on success all effects of items belonging to the blessings of the sun set double
on fail you may no longer use the effects of this item each day and items of the Void set will have their effects double if they are within 100ft when you roll this save

Sun caller
Sun items cannot be used by a being of Chaotic or Evil alignment
Sun items call one another and will not allow 2 different beings to wield or use another's effects within 100ft
wielders of Sun items are unaffected by effects from the pact of the void set
for every level of
blessing of the sun 
you suffer the effects of the sun's energy as you are feeble and weak in comparison to the overwhelming might of the sun
1-normal
2-disadvantage on one save
3-auto fail one save and have disadvantage on another a
20th level paladin will be considered to have 2 sun items if using all 3 a
20th level devotion, redemption, or related will not trigger the effects of a failed save due to the blessing of the sun

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, by a paladin, Combat, Warding, Str. 15 Required, Stealth Disadvantage