(You can do who swaps with who i dont mind just use Gyomei Mitsuri Obanai Senmani( dont know how to spell the wind hashiras name) Shinobu Muichiro Yuichiro(idc that he is dead) Genya Giyu Sabito Makemo (idk how to spell her name sorry) Yorrchi (idk how to spell his name too) Tanjiro Inosuke Zenitsu)