Traits
Rejuvenation
If it dies, the naga returns to life in 1d6 days and regains all its hit points. Only a wish spell can prevent this trait from functioning.
Incantation
Spellcasting
The naga is a 10th-level spellcaster. Its spellcasting ability is Intelligence (spell save DC 14, +6 to hit with spell attacks), and it needs only verbal components to cast its spells. It has the following wizard spells prepared:
Cantrips (at will):
mage hand, minor illusion, ray of frost
Level 1 (4 slots):
charm person, detect magic, sleep
Level 2 (3 slots):
Level 3 (3 slots):
lightning bolt, water breathing
Level 4 (3 slots):
Level 5 (2 slots):
Actions
Bite
Melee Weapon Attack: +7 to hit, reach 10 ft., one creature. Hit: 7 (1d6 + 4) piercing damage, and the target must make a DC 13 Constitution saving throw, taking 31 (7d8) poison damage on a failed save, or half as much damage on a successful one.