Hell yes!
Absolutely!
He could make Bishop and Jean an item and make the Blob the coolest "X-Man?" since Wolverine. Iceman could come out to be homosexual by a teen person whose adult self supposedly knew he was gay but instead kept it to herself for most of her superhero life. Magneto could be a junkie. Storm could marry the Black Panther even though they barely knew each other before the nuptials. Scott could change from the best X-Man to the worse mutant next to Cassandra Nova.
Yeah youre right...Hickman cant do much worse.
All of that sounds incredibly disgusting so of course it will happen.
I may have interpreted it wrong, but apparently, UXM 22# is going to have a proper epilogue for the story before HoX begins, it won't just happen in AoX-men Omega. Rosenberg (and White agreed) advised reading Omega first
Picture#1!Scott: "Emma, please, you telepaths need to stop ruining stories with the cheap telepathic god mode feats! We're only... Well, I'm only saying this because I care! Logan, now's not the time for the psychotic bad cop routine!"
Picture#2!Scott: "They're alive. They're back. Good. Hopefully, their equally awesome and commercially-viable story wasn't dragged by cheap telepathic god mode f... Oh. For the love of..."
Well, no. First panel is Scott sorta smiling and being stoked that everyone's back and that maybe AoXM was awesome. Next panel is of Nightcrawler summing up AoXM. Next-to-next panel has Scott face-palming. Next-to-next-to-next panel has Nightcrawler looking down miserably.