Mortal Journey, but I can only use Combat Arts (and I have to switch after every fight)

RULES: -Mortal Journey, NG+ max -No dealing health damage with anything except Combat Arts -No Prosthetic Tool use of any kind -No Mikiri Counter -Every time I kill a boss, I'm not allowed to use whatever Combat Arts I used in the fight for the rest of the Mortal Journey #sekiroshadowsdietwice #sekiro #challengerun