Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 2 - 2-7. Demon Return

As a Rogue Immortal, Tang Qing felt that the pressure on him was very big because you will never know when the next Heavenly Tribulation will descend upon you.

Also, you will never know just how many Heavenly Tribulations you would have to overcome to finally come to the end of the Heavenly Tribulation.

Just right after overcoming the Ninth Layer Heavenly Tribulation, Tang Qing’s body got extremely damaged by the perverted Heavenly Tribulation.

After climbing out of the ruins and being met with an unfathomable encounter, he became the dao companion of a bunch of heavenly women……

- Description from Novelupdates

Su Li, an ordinary person who lived for 30 years, surviving on social welfare as a laid-back slacker.Occasional pointless complaining and self-defeating philosophical platitudes didn’t bring any meaning to his 30 years.Until he was transported to another world…Su Li, who had no elemental talent, Su Li, who was labeled as useless, lived an unremarkable life.One day, Su Li picked up a person in distress and told them: “The reason you think light is important is only because darkness pervades the world. When light fills the world, darkness will become important.”The Son of Light Saint who was betrayed by the Bishop of Light— He’s right!He is the sage who guides people forward, the signpost standing before the people, my faith, my everything!He is not a god, yet he far transcends gods.Su Li saved an injured mute bird. As birds sang outside the window, he told the bird: “The reason people like things that make beautiful sounds is only because they happen to understand that sound. Because of ignorance, there is no sin.”The Level 9 demon beast Raven, severely injured by the Mercenary Association:— All people are ignorant and foolish, thinking that ravens represent evil, even labeling me as a natural disaster. I hate humans the most, but he is the exception.If the world is what he wants, I too will aspire towards it.Su Li told his young friend who wanted to go to the big city to strive for success: “Moving upward is human instinct. If one day you fall due to reality, please don’t hate yourself.”The friend who eventually amassed enough gold coins to fill a city:I once thought that a child from a remote countryside would never understand everything I pursued. However, heaven blessed me, allowing me to witness true great wisdom…

A man is reborn into the world of Avatar: The Last Air Bender as a waterbender from Katara's tribe. Best of all, he was the same age as her, and he had a system with him to help.He knows the future and a system that lets him continuously get stronger by completing quests or long-term missions, as well as giving him the ability to copy abilities from others for himself. He will become invincible in the world of Avatar, even more so than the Avatar himself.