Bite

Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) piercing damage. The target makes a DC 15 Constitution saving throw taking 35 (10d6) poison damage on a failure or half damage on a success.

Spit Poison

Melee Weapon Attack: +8 to hit, range 20/60 ft., one creature. Hit: The target makes a DC 15 Constitution saving throw taking 35 (10d6) poison damage on a failure or half damage on a success.

Command (1st-Level; V)

One living creature within 60 feet that the naga can see and that can hear and understand it makes a DC 16 Wisdom saving throw. On a failure the target uses its next turn to move as far from the naga as possible avoiding hazardous terrain.

Hold Person (2nd-Level; V, Concentration)

One humanoid the naga can see within 60 feet makes a DC 16 Wisdom saving throw. On a failure the target is paralyzed for 1 minute. It repeats the saving throw at the end of each of its turns ending the effect on a success.

Flame Strike (5th-Level; V)

A column of divine flame fills a 10-foot-radius 40-foot-high cylinder within 60 feet. Creatures in the area make a DC 16 Dexterity saving throw taking 14 (4d6) fire damage and 14 (4d6) radiant damage on a failure or half damage on a success.

Multiattack

The naga casts a spell and uses its vampiric bite.

Vampiric Bite

The naga attacks with its bite. If it hits and the target fails its saving throw against poison the naga magically gains temporary hit points equal to the poison damage dealt.