Undying did not mean eternal

"So there's no room to negotiate?" Black Zetsu's expression instantly turned serious.

Although Black Zetsu's entire face was black, his expression was still visible on closer inspection, much like the difference between matte black and glossy black on a black guy.

"There never was."

Uchiha Mai raised his right hand and pointed at Black-and-White Zetsu, parting his lips to utter a single word: "Fire."

Fire!

He activated Spirit Vision and Innate Time Control, gathering chakra at the focal point of his gaze—inside Black-and-White Zetsu's body.

Just before that chakra could form a barrier, Uchiha Mai broke it back down into pure chakra, turning it into fiercely burning blue flames.

This was an ability Uchiha Mai had recently developed.

Chakra was a wondrous energy, sometimes hovering between the tangible and intangible, capable of using even something as insubstantial as a gaze as its medium.

Sharingan Genjutsu, for example, transmitted chakra through eye contact into an opponent's brain, influencing and controlling their brain and thoughts.

Uchiha Mai had combined Fire Style, Innate Time Control, and Consciousness-Only: Sharingan, vastly extending the range of ordinary Fire Style attacks.

Wherever his gaze fell, flames followed.

Boom!

Flames engulfed Black-and-White Zetsu, making him look as though he had spontaneously combusted. It also resembled the abilities of Ultimate Kuuga and Daguva in Kamen Rider Kuuga.

In short, it looked incredibly cool.

"Aaaaah!!!!

"Why did my body suddenly catch fire? It's not even the hottest season yet! Even if spontaneous combustion were possible, the humidity here shouldn't allow it.

"Although my body admittedly is flammable."

The White Zetsu Tobi half reacted particularly violently, raising one hand and shrieking.

"Shut up and get underground!"

Black Zetsu snapped at Tobi and took Tobi's half of their body underground with him.

As everyone knew, fire needed oxygen to burn. Using soil