Peryton

Keen Sight and Smell. The peryton has advantage on Perception checks that rely on sight or smell.

Multiattack. The peryton attacks with its gore and talons.

Gore. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 7 (1d8 + 3) piercing damage. This attack scores a critical hit on a roll of 18 19 or 20. If this critical hit reduces a humanoid to 0 hit points the peryton can use a bonus action to rip the targets heart out with its teeth killing it.

Talons. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 6 (1d6 + 3) piercing damage or 10 (2d6 + 3) damage if the peryton moves at least 20 feet straight towards the target before the attack.