Why don t Kakashi and Obito go blind despite the excess use of mangekyou Sharingan?

By the time he awakened his MS, his left eye was in Kakashi and thus couldn’t use Susano’o. Since Obito was injected with tons of Hashirama cells when Madara saved him, they gave him Wood Style, and a Mangekyou Sharingan that never went to blindness.

Why didn’t Kakashi become blind?

Obito’s eye is being healed by Hashirama’s cells. Kakashi didnt go blind because he rarely used the Mangekyou. Most of the time he uses only normal sharingan, which doesn’t make the eye go blind. And blindness occures only if you use Mangekyou a lot.

How many times can you use mangekyou Sharingan before going blind?

Three is the maximum. you do this by using your sharingan over and over again and training with it and eventually it’ll will get stronger that will be shown by getting another tomoe.

Why doesn’t Obito go blind like Kakashi?

Moreover Kakashi does not go blind because Obito has the First Hokage’s cells, which increase the life of the Sharingan and makes it more powerful, he doesn’t go blind, and since his eye and Kakashi’s eye is connected, Kakashi doesn’t go blind either.

Can You Go Blind from using Mangekyo Sharingan?

Utilizing these techniques does not come without risk, however, as overuse of the Mangekyō Sharingan can lead to total blindness over time. Itachi’s vision is already on the brink while battling his younger brother, and Sasuke has Itachi’s eyes implanted to cure his own failing sight, creating the Eternal Mangekyō Sharingan.

What happened to Kakashi’s eye?

As for Kakashi, it seems his one Sharingan eye actually is going blind. He’s taking a lot longer to get there than Sasuke did, but he also doesn’t rely on the Mangekyou nearly as much as Sasuke did before having the EMS.

How did Obito keep his Sharingan from decaying?

Obito was fortunate enough to be in a body that was half-made of Guruguru, one of the White Zetsu with a distinct personality that also served as the persona of Tobi when he was acting silly. The existence of Hashirama’s cells in his body sustained him, and kept his Sharingan from decaying the way it otherwise would have.