Board Thread:Naruto Discussions/@comment-26993711-20160107221250/@comment-734582-20160111101609

Omnibender wrote: Just means it's fully charged. In that regard, it's similar to the Strength of a Hundred Seal. It only shows up when the seal is full. Pretty much, yea. His eye is a Mangekyou Sharingan and Rinnegan in one. The tomoe simply indicate his Mangekyou powers are present.