Holy Aura

Source: Player’s Handbook

8th-level abjuration

Casting Time: 1 action
Range: Self
Components: V, S, M (a tiny reliquary worth at least 1,000 gp containing a sacred relic, such as a scrap of cloth from a saint’s robe or a piece of parchment from a religious text)
Duration: Concentration, up to 1 minute

For the duration, you emit an aura in a 30-foot Emanation. While in the aura, creatures of your choice have Advantage on all saving throws, and other creatures have Disadvantage on attack rolls against them. In addition, when a Fiend or an Undead hits an affected creature with a melee attack roll, the attacker must succeed on a Constitution saving throw or have the Blinded condition until the end of its next turn.

Classes: Cleric