Bro if I remember correctly either great sage or Raphael could make copies of Rimurus skills so could he not have/give a copy of a unique skill that he evolved into something else away to someone else?
When I saw the chapter got updated I said to myself âok good new chap donât read it until the next one comes out I know this one is a cliff hangerâ and like spongebob to water I couldnât resist