I want to make a moving part that moves the player and i thought to use body movers, but they are deprecated. What should i use?
Like a pet? Try searching pets since this sounds like what you are looking for.
I searched and found this tutorial post How to create a pet system that dynamically generates positions that helps out with multiple pets.
No like a moving part for an obby
Unless you need physics I’d just anchor the part and move it myself using RunService.Stepped or TweenService.
Try using the Search button, there are lots of posts about moving platforms.
Here’s a model I made to explain how a PrismaticConstraint platform works.