As an action, Gibbs can restore a large pool of hit points among bloodied creatures within 30 feet, limited to half their hit point maximum.

As an action once per long rest, Gibbs can invoke divine intervention to cast any cleric spell of 5th level or lower without expending a slot.

As a bonus action while standing on or touching stone, Gibbs can gain tremorsense out to 60 feet for 10 minutes a number of times equal to his proficiency bonus each long rest.

As a magic action, Gibbs points his holy symbol at a creature within 30 feet and restores hit points or deals necrotic or radiant damage with Divine Spark.

As a magic action, Gibbs presents his holy symbol to censure undead within 30 feet, forcing a Wisdom save or imposing frightened and incapacitated.

You know three cleric cantrips and can prepare a number of cleric spells each day. Wisdom is your spellcasting ability, and you can use a holy symbol as your spellcasting focus. At level 18, you can prepare 20 cleric spells, and you regain all spell slots on a Long Rest.

You have chosen the Thaumaturge role. You know one additional cleric cantrip, and you can add your Wisdom modifier to Arcana or Religion checks of your choice, representing your scholarly communion with divine mysteries.

You can channel divine energy directly from the Outer Planes. You have two Channel Divinity uses, which refresh one use on a Short Rest and all uses on a Long Rest. Your options are Divine Spark and Turn Undead, and the save DC equals your spell save DC.

You gain the Life Domain, specializing in healing, preservation, and compassionate guardianship.

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

You always have Aid, Bless, Cure Wounds, and Lesser Restoration prepared.

You gain a feat or ability score improvement. This character uses the provided final ability scores, so this feature is represented here as completed advancement rather than further changes.

Whenever you use Turn Undead, undead that fail their saving throw also take radiant damage equal to a number of d8s equal to your Wisdom modifier.

When you cast a healing spell on other creatures with a spell slot, you also regain hit points equal to 2 plus the slot's level.

You choose Blessed Strikes. When you hit with a weapon attack once on each of your turns, you can deal an extra 1d8 necrotic or radiant damage, or if you choose Potent Spellcasting you add your Wisdom modifier to cleric cantrip damage. Gibbs favors Potent Spellcasting for a scholarly miracle-worker style.

You gain a feat or ability score improvement.

You gain access to higher-tier cleric magic and continue preparing spells as a full caster.

You gain a feat or ability score improvement.

Your Divine Spark Channel Divinity becomes stronger, rolling 3d8 plus Wisdom modifier.

Your Blessed Strikes option improves. Because Gibbs chose Potent Spellcasting, when he deals damage with a cleric cantrip, he can grant himself or a nearby ally temporary hit points equal to 2 plus the spell's level once on that turn.

You gain a feat or ability score improvement.

Your healing is at its peak. Whenever you roll dice to restore hit points with a spell or Channel Divinity, use the maximum value instead of rolling.

Your Divine Spark now rolls 4d8 plus Wisdom modifier.

Gibbs knows how to find people, texts, and institutions that guard obscure lore. In any settled place, he can usually determine which archive, monastery, tutor, or old record-keeper is most likely to know the answer he seeks, even if it takes some patience and careful inquiry.