When a creature you can see within 30 feet attacks you, you can flash radiant light to impose disadvantage on the attack.

A measured burst of divine light that can heal an ally or scorch a foe from a distance, delivered through his holy symbol.

Undead within 30 feet must make a Wisdom saving throw or become frightened and incapacitated for 1 minute.

You cast spells through prayer and meditation. Wisdom is your spellcasting ability, and you can use a Holy Symbol as your spellcasting focus. You know 5 cantrips, and you prepare cleric spells each day. At level 4, you can prepare 7 level 1 or higher cleric spells after a long rest.

Choose a sacred role. As a Thaumaturge, you know one extra cleric cantrip. You also add your Wisdom modifier to Intelligence (Arcana) or Intelligence (Religion) checks, as chosen by your DM when relevant.

You can channel divine energy directly from the Outer Planes. You have two uses of Channel Divinity, regaining one on a Short Rest and all uses on a Long Rest. You know Divine Spark and Turn Undead.

You gain a cleric subclass. As a Light Domain cleric, you gain radiance-focused divine magic and the ability to ward allies and burn away darkness.

You gain the Ability Score Improvement feat or another feat for which you qualify. This character uses the feat slot for adventuring growth without changing the provided final ability scores.

When you cast a spell with a spell slot that restores hit points, the target regains additional hit points equal to 2 plus the slot's level.

You always have the following spells prepared: Aid, Bless, Cure Wounds, and Lesser Restoration.

When you use Channel Divinity to turn undead, the area around you may burst with luminous force, carrying the feel of dawn breaking through a tomb.

He remembers where to look for lore, knows which archive-keepers answer questions, and can usually find a trail of scholarship, sermons, or old records when others would only find silence.