Lone hunters who prefer to hunt at night using stealth, these harpies have have owlish features and excellent Low-Level Light Vision. They've also been known to fashion crude jerkins from their shed feathers to help hide better and to make their flight even stealthier. This has led to a some cultures mistaking them for much more supernatural beings from myths and legends.
Perfect camouflage. pick one terrain in which to Hide in Plain Sight when motionless.
Silent flight. The feathers on their wings are designed to cancel out the sound of their movement +10 to stealth checks when flying.
Multiattack. The harpy makes two attacks: one with its claws and one with its club.
Claws. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 6 (2d4 + 1) slashing damage.
Club. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 3 (1d4 + 1) bludgeoning damage.
Luring Song. The harpy sings a magical melody. Every humanoid and giant within 300 feet of the harpy that can hear the song must succeed on a DC 11 Wisdom saving throw or be charmed until the song ends. The harpy must take a bonus action on its subsequent turns to continue singing. It can stop singing at any time. The song ends if the harpy is incapacitated.
While charmed by the harpy, a target is incapacitated and ignores the songs of other harpies. If the charmed target is more than 5 feet away from the harpy, the target must move on its turn toward the harpy by the most direct route, trying to get within 5 feet. It doesn't avoid opportunity attacks, but before moving into damaging terrain, such as lava or a pit, and whenever it takes damage from a source other than the harpy, the target can repeat the saving throw. A charmed target can also repeat the saving throw at the end of each of its turns. If the saving throw is successful, the effect ends on it.
A target that successfully saves is immune to this harpy's song for the next 24 hours.
A harpy combines the body, legs, and wings of an owl with the torso, arms, and head of a human female. Its sweet song has lured countless adventurers to their deaths.