Monks in the way of the void get their powers from careful study of the scientific nature of ki and, because of that they’re able to use many abilities that do not require a ki was still being able to use some of that do. They use their gravity based powers to control the battlefield and pushing pull people to more optimal spots.

Fist of Force

When you make a unarmed strike you can push or pull  any opponent within 10ft a distance up to 5ft or as an action, you can push or pull any object within 10ft that weighs less than 50lb a distance up to 10ft.

Blackhole Burst

Using two ki points you unleash a black hole around you pulling all creatures within 30ft a total of 10ft towards you and making them take 2d6 necrotic damage increased by 1d6 damage for each ki point after 2.

Blackhole

using two ki points you put a well of gravity within 40 feet of you point of your choosing pulling creatures towards it and dealing 2d6 necrotic damage if they fail a dex saving throw. Damage increased by 1d6 for each ki point used after two.

Improved Fist of Force

When you make a unarmed strike you can push or pull  any opponent within 20ft a distance up to 10ft or as an action, you can push or pull any object within 20ft that weighs less than 100lb a distance up to 20ft.

Gravity Wave

Using one ki point you push forward the wave of gravity that goes in 40ft cone and any creature in that cone must succeed a strength saving throw or pushed 25 feet and fall prone.

Blackhole Fist

When you make an unarmed strike you can pay two ki points to deal an extra 2d6 forced damage and pull up to two creatures of your choice that are within 25ft of you towards you 10ft. Damage increased by 2d6 for each key point used after 2.