Try this broken/troll mon. Team needs a spinner/defoger and possibly sandstorm + priority moves. I used hippowdon, sand rush excadrill with rapid spin + scyther, urshifu, primarina. It would have been better with something to deal with ferrothorn.
https://pokepast.es/98ece58fc58ec0e4
https://pokepast.es/98ece58fc58ec0e4