This Ultraman Isn't Very Heroic

[No System + Growth Story + Extremely Satisfying]

I transmigrated into an Ultraman...

Villain: Are you really a messenger of light, an embodiment of justice?

Protagonist: I am light, and light is me. You tell me what I am.

Other Ultras: Why is black smoke puffing out of your light?

Protagonist: Because I'm so righteous it's practically evil.

The Japanese: What kind of Ultraman always chooses to fight where there are crowds? Are you really here to protect people, or just cause destruction?

Protagonist: …