Innate Spellcasting The chigusa can cast the following spell, requiring no components:
Amphibious. The chigusa can breathe air and water.
Multiattack. The deep scion makes three attacks: one with its bite and two with its claws. Bite. Melee Weapon Attack: +6 to hit, reach 5 ft, one creature. Hit: 6 (1d4+4) piercing damage. Claw. Melee Weapon Attack: +6 to hit, reach 5 ft, one target. Hit: 7 (1d6+4) slashing damage. Psychic Screech (Recharges after a Short or Long Rest). The chigusa emits a terrible scream audible within 300 feet. Creatures within 30 feet of the chigusa must succeed on a DC 13 Wisdom saving throw or be stunned until the end of the deep scion's next turn.