>Mightyena gets new moves that it can actually use effectively
>>Sidney team: Mightyena / Aftermath Skuntank with Sucker Punch, Poison Jab, Fire Blast / Mixed Shiftry with Nature Power so it can spam Earthquake / Life Orb Adaptability Dragon Dance Crawdaunt / Mega Absol
>Phoebe team: Eviolite stall Dusclops / Iron Fist Golurk with Shadow Punch, Ice Punch, Earthquake / Infiltrator Substitute Chandelure / Prankster annoyance Sableye / Dusknoir / Mega Banette
>Glacia team: Male Moody Glalie with Protect / Thick Fat Mamoswine with Ice Shard, Earthquake / Brightpowder Snow Cloak Froslass / Icy Rock Ice Body Sealeo with Hail / Leftovers Ice Body Walrein with Toxic, Ice Beam, Scald, Protect / Mega Abomasnow
>Drake team: Leftovers Thick Fat Dragon Dance Altaria / Expert Belt Flygon with Dragon Claw, Fire Blast, Earthquake, U-Turn / Rocky Helmet Rough Skin Druddigon with Glare, Dragon Tail, Iron Tail, Stealth Rock / Mega Salamence with Protect/Fly to ensure it wrecks your face
>This is all BEFORE rematches, after which they become even crazier
Yes, I'm aware Salamence doesn't have a mega stone (yet), also aware Altaria for some unfathomable reason does not have Thick Fat, and also aware that X/Y is probably a sign of (stupid and terrible) things to come. This is just a pipe dream.