User blog comment:Observer Supreme/What if Luffy had the Soru Soru no Mi and Linlin was Fleet Admiral?/@comment-1784001-20170603165932/@comment-25400375-20170603173615

I guess he could learn those fighting styles used by Shanks and Garp when they have the time and willingness to teach.

That would be the case, if they don't get through to her like this. I might be rationalizing it, but it might be possible.