Maya infinite ultra against tusk

when i was fooling around in training mode, i did mayas ultra on tusk only to realize it would reset after shadow dagger part, and go into a new combo and you could repeatedly reacapture tusk.
https://onedrive.live.com/?cid=348C5D12FFC9D5A6&id=348C5D12FFC9D5A6!490&parId=348C5D12FFC9D5A6!105&o=OneUp