I'm doing pretty well in BM using
Furfrou Leftovers
252 HP / 252 Def/ 4 Atk
Impish Nature (+Def, -SpA)
~ Headbut/Return
~ T-wave
~ Bite
~Cotton Guard
Switch him into pretty much any physical attacker, T-Wave, and Headbutt the aftermath (bite if it's a ghost). With cotton guard, it's easy to...