Innate Spellcasting The chigusa can cast the following spell, requiring no components:
Water Breathing. The chigusa can breathe only underwater.
Multiattack. The chigusa makes two attacks: one with its tentacles and one with its toxic excretion. Tentacles. Melee Weapon Attack: +4 to hit, reach 10 ft., one creature. Hit: 7 (1d10 + 2) piercing damage, and the target must succeed on a DC 11 Constitution saving throw or be poisoned for 1 minute. The poisoned target is paralyzed, and it can repeat the saving throw at the end of each of its turns, ending the effect on a success. The target is also grappled (escape DC 15). If the target is Medium or smaller, it is also restrained until this grapple ends. While grappling the target, the chigusa has advantage on attack rolls against it and can 't use this attack against other targets. When the chigusa moves, any Medium or smaller target it is grappling moves with it. Toxic Excretion. Melee Weapon Attack: +4 to hit, reach 5 ft., one creature. Hit: 7 (2d4 + 2) poison damage.
(uses Grell stats)
Underwater, Urban