Kinetic Distortion. The void golem has a base movement speed of 5 feet but can move an additional 5 feet when a creature starts it turn within 80 feet of the void golem. when the void golem moves using this feature it does not provoke attacks of opportunity. 

Magical Flesh of Abstraction. The void golem is immune to force damage & resistant to bludgeoning, piercing & slashing damage from magical weapons. In addition if the void golem is struck with force damage, it is absorbed healing the void golem. If the void golems is undamaged absorbing force damage will increase its maximum hp by the amount absorbed. 

Stolen Years. age taken or given by the void cannot be restored with magic, other than a wish spell or by the power of a god.

Chrono Feed. When the void golem kills a creature with untime grasp, withering grasp or void bellow. it gains 30 temporary hitpoints.

Void bellow. As an action the void golem ejects a beam of dark starry mass at a target, the target must make a DC 18 dexterity saving throw, on a failure the target reverse ages 3d10 years, once a creature has been struck with void bellow it becomes immune to the effects of void bellow. 

Untime Grasp. As an action the void golem attempts to grasp a creature in its left hand. the void golems makes a melee weapon attack: +13 to hit, reach 15ft, 1 target. on a hit the target is grappled & restrained in the left hand of the void golem. a creature that starts it turn in the void golems left hand reverse ages 2d4 years.

Withering Grasp. As an action the void golem attempts to grasp a creature in its right hand. the void golems makes a melee weapon attack: +13 to hit, reach 15ft, 1 target. on a hit the target is grappled & restrained in the right hand of the void golem. a creature that starts it turn in the void golems right hand ages 2d8+8 years. creatures that age past their natural life expectancy must make a DC 10 constitution saving throw, on a failure they gain 2 points of exhaustion. withering grasp's DC increases by 1 for each turn a creature is held in the right hand & resets when the hand is empty.

Paradox Clone. As an action the void golem produces a duplicate of a creature within 30 feet that is of medium size or smaller, the void golem can produce one clone per day, clones act in the best interest of the void golem,  there can be no more than 3 clones in existence at any one time and they live no more than 5 days.

Claw Attack. Melee Weapon Attack: +13 to hit, reach 5 ft., 1 target. Hit:  8d6 + 7 cold damage.