Board Thread:Theories and Speculation/@comment-45444155-20200806213256/@comment-45444155-20200816122737

Levisco16 wrote: LegionZero wrote: I believe you mean Mitsuki. The wiki does a bad job of actually explaining his Senjutsu, but he has Sage Mode and Sage Transformation. His initial form with the horn and the big color spot that covers both his eyes is Sage Transformation. In the anime he has displayed Sage Mode, with the only physical change being pigmentation around each of his eyes

Wow... If you say so, it means mitsuki is far better, since he has now mastered Sage mode. This is perfect for battle.

Mitsuki originally used Sage Mode. Its shape with a horn and body transformation is also called Sage Mode.