Multiattack

The gnarljak makes one Gnawing Bite attack and two Chain Tail attacks, or it makes three Chain Tail attacks.

Gnawing Bite

Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 14 (2d8 + 5) piercing damage, and the gnarljak attaches to the target. While attached, the gnarljak can't make Gnawing Bite attacks, and at the start of each of the gnarljak's turns, the target takes 14 (2d8 + 5) piercing damage.

Chain Tail

Melee Weapon Attack: +8 to hit, reach 10 ft., one target. Hit: 12 (2d6 + 5) bludgeoning damage.