Amphibious. The naiad can breathe air and water.
Invisible in Water. The naiad is invisible while fully immersed in water.
Magic Resistance. The naiad has advantage on saving throws against spells and other magical effects.
Innate Spellcasting. The naiad's spellcasting ability is Charisma (spell save DC 14). It can innately cast the following spells, requiring no material components:
At will: minor illusion
1/day each: fly, hypnotic pattern
3/day: phantasmal force
Multiattack. The naiad makes two psychic touch attacks.
Psychic Touch. Melee Spell Attack: +6 to hit, reach 5 ft., one target. Hit:9 (1d10 + 4) psychic damage.