Board Thread:Speculation House/@comment-14138255-20151213162620/@comment-26872876-20151226200656

173.23.46.31 wrote: One more thing BlissCloudz has gravity dust been confirmed because I just thought she was just using ordinary dust rounds and she was using the recoil of said ordinary dust tto add a little more power to the scythe. Sorry if I'm wrong but until I get proof that gravity dust exists I'm still going to believe that it doesn't(though if you get some proof I will admit that I am wrong.

- The Midnight Dreary

If you want a source, you can watch the RWBY Live stream. Kerry confirmed Gravity dust though it was confirmed beforehand.