You do understand that by beating Queen that isnt automatically making him stronger than Cracker, Doffy, Katakuri, King who are all YC tier? I guess you dont, you wouldnt be making this thread if you understood it...
sanji has already countered FS against katakuri.. with his speed and CoO on display atm in manga.. sanji has the tools to counter Doffy's strings and Katakuri's Mochi..
ultimately a YC1