After Failing My Tribulation, I Became a Middle Schooler: Classes by Day, Demon Slaying by Night

Any Stories About Someone Who Knows They're Invincible, Lives a Carefree Slacker Life, and Keeps to Themselves?

A Powerful Figure Hides Their Identity and Lives in Seclusion as an Ordinary Person

Looking for books similar to "Kylin Divine Oracle". Something like a returning war god.

The Protagonist Is Max Level, Transmigrates to Another World, and Keeps Their Levels

Looking for the title.

The Protagonist Hides Their Cultivation at School, Reveals Their Identity When Danger Strikes, and Gets to Show Off