"No way, even with a temperature close to the sun's, the Tsar's attack didn't melt the Corpse King. How are they supposed to kill him in the future?"
"Actually, the sun's temperature isn't that high. The surface of the sun is around six thousand degrees, while nuclear bombs reach tens of millions. The sun isn't even as powerful as nuclear fusion."
"The highest temperature inside the sun reaches twenty million degrees Celsius."
Chapter 753