welcome sir,
it's be my honor to work with your project, i'll provide you high quality roto, please send me the video to see it and what its complexity
i'm a 3D Artist, Kindly visit my Freelancer portfolio
I have more than 10 years experience in 3d Design, if you interested please don't hesitate to communicate with me and send me the details
Looking forward your positive reply
thank you very much
Best Regards