Merrow is a Large monstrosity with chaotic evil alignment and Challenge Rating 2 in the 2024 SRD. This stat block includes AC 13, 45 hit points, speeds, traits, and actions.
Multiattack - The merrow makes two attacks, using Bite, Claw, or Harpoon in any combination.
Bite - Melee Attack Roll: +6, reach 5 ft. Hit: 6 (1d4 + 4) Piercing damage, and the target has the Poisoned condition until the end of the merrow’s next turn.
Claw - Melee Attack Roll: +6, reach 5 ft. Hit: 9 (2d4 + 4) Slashing damage.
Harpoon - Melee or Ranged Attack Roll: +6, reach 5 ft. or range 20/60 ft. Hit: 11 (2d6 + 4) Piercing damage. If the target is a Large or smaller creature, the merrow pulls the target up to 15 feet straight toward itself.