Throughout all of Naruto, we learn about many different ... but the user's Sharingan fades away as well. This is the Sharingan's ultimate form and is unlocked by the user experiencing an extreme ...

Sarada Uchiha Doesn't Have Conscious Control Over The Mangekyo Sharingan ...

However, these events clearly depicted that Kakashi had indeed awakened his Mangekyo Sharingan a long time ago, though it remained unclear as to why he never used this all-powerful ocular technique.