User blog comment:Fliu/Chapter 968: The Prologue to Oden's Demise/@comment-2001:8003:100A:5100:38AB:67E4:C844:34F8-20200120025349/@comment-108.83.222.210-20200123193311

Kaido seems to be the source of Orochi's power much like how the marine admirals protecting the celestial dragons are their source of protection. Kaido definitely has something to do with this.