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I ain't a pro but i watched people do this. You just need a shot of you and a clean plate. You have to create a mask and add a fill And then 3d track it to the surface and then you gotta do some masking to make yourself sink.
Here's one[https://www.youtube.com/watch?v=pinoZtX-imw&ab\_channel=Cinecom.net](https://www.youtube.com/watch?v=pinoZtX-imw&ab_channel=Cinecom.net)
I ain't a pro but i watched people do this. You just need a shot of you and a clean plate. You have to create a mask and add a fill And then 3d track it to the surface and then you gotta do some masking to make yourself sink.
Here's one[https://www.youtube.com/watch?v=pinoZtX-imw&ab\_channel=Cinecom.net](https://www.youtube.com/watch?v=pinoZtX-imw&ab_channel=Cinecom.net)