Ambusher. In the first round of a combat, the wendigo has advantage on attack rolls against any creature it surprised. Keen Hearing and Smell. The wendigo has advantage on Wisdom (Perception) checks that rely on hearing or smell. Mask of the Wild. The wendigo can attempt to hide even when it is only lightly obscured by foliage, heavy rain, falling snow, mist, and other natural phenomena.
Multiattack. The wendigo makes two attacks, only one of which can be a bite attack. Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., any humanoid, non-construct creature that is grappled by the wendigo, incapacitated, or restrained. Hit: 6 (1d6 + 3) piercing damage plus 7 (2d6) necrotic damage. The target's hit point maximum is reduced by an amount equal to the necrotic damage taken, and the wendigo regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0. Claw. Melee Weapon Attack: +6 to hit, reach 5 ft., one creature. Hit: 8 (2d4 + 3) slashing damage. Instead of dealing damage, the wendigo can grapple the target (escape DC 13).
Ceaseless Hunger. The first time the wendigo is reduced to half-health or less, the unending hunger of the curse takes hold. The wendigo gains the following benefits for 1 minute, until it is brought unconscious, it has been killed.
Villain Actions
“For too long I've been parched of thirst and unable to quench it. Too long I've been starving to death and haven't died. I feel nothing.”