Sahuagin Priestess

The sahuagin has advantage on melee attack rolls against any creature that doesn't have all its hit points.

The sahuagin can breathe air and water, but it needs to be submerged at least once every 4 hours to avoid suffocating.

The sahuagin can magically command any shark within 120 feet of it, using a limited telepathy.

The sahuagin is a 6th-level spellcaster. Her spellcasting ability is Wisdom (spell save DC 12, +4 to hit with spell attacks). She has the following cleric spells prepared:

Cantrips (at will): guidance, thaumaturgy

Level 1 (4 slots): bless, detect magic, guiding bolt

Level 2 (3 slots): hold person, spiritual weapon (trident)

Level 3 (3 slots): mass healing word, tongues

The sahuagin makes two melee attacks: one with her bite and one with her claws.

Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 3 (1d4 + 1) piercing damage.

Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 3 (1d4 + 1) slashing damage.