What Is Isshiki Otsutsuki Eye?

With his unique right eye, Isshiki was able to view the lifeforce of living things — including his own — in the form of fire-like shadows and perform Sukunahikona, a technique that allowed him to instantly shrink himself or anything non-living target he saw and just as quickly restore its original size.

Is Isshiki the strongest Otsutsuki?

The strongest of all the Otsutsuki, Isshiki was introduced in Boruto: Naruto Next Generations as the biggest known antagonist to date.

What does Sukunahikona eye do?

Sukunahikona is a dōjutsu of Isshiki Ōtsutsuki's unspecified right eye. It allows him to instantaneously shrink himself or any nonliving matter within his gaze and return it to its original size at will. Because the change in size happens too fast for the human eye to see, it is often mistaken for teleportation.