What is The Sharingan?

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In the anime and manga series Naruto, the Sharingan is an ability that allows a ninja to copy, by mere sight, their opponents' techniques while gaining incredible reflexes and perceptive abilities.

Explanation:

Sharingan is a transliteration of the Japanese 写輪眼, which literally means “copy wheel eye.” The Sharingan is so named because it directly affects the eyes, causing them to turn red with black, comma-like patterns, called tomoe.

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