SD Bax HO got to #3,2029 with it: https://pokepast.es/d4ca909a208454ea
Here is the rmt if you want anything in further detail: https://www.smogon.com/forums/threads/sd-baxcalibur-ho-peaked-3-2029-elo.3720886/
Here is the rmt if you want anything in further detail: https://www.smogon.com/forums/threads/sd-baxcalibur-ho-peaked-3-2029-elo.3720886/
to put it into perspective, Freeze on Duns is the same chance has Stone Edge miss Or Dark Pulse Flinch. Oddly reliable.