MTL - Start with Batman - Chapter 362 whose fault

Originally from the slums, Adam was chosen as a candidate for an experiment to ignite the Spark - an entity that gives superpowers. However, he failed and was thrown into the Dead Lands - the place the world became after the fall of the Last Star, beginning a new era for mankind, dangerous and unexpected. He faced against monsters and dangerous anomalies, sometimes creating artifacts - the miracle of this world.Killing his first monster in deadly combat, Adam became a Phantom - one who could evolve, endlessly moving toward power.Follow Adam on his journey, from fighting monsters and exploring Dead Lands to endless evolution!

The first time they met they had battled fiercely, just for a mere bunch of herbs. She needed it to save people, and he wanted to use it to save his own life.

A 34-year-old NEET otaku, chased out from his house by his family, found that his life is reaching a dead end. He then recalled that his life could actually have been much better if he had made better choices in the past.

The past life Ji Anran: “Geng Yan, let’s get back together.”

Geng Yan, who was dumped: “I refuse. You have powers anyway, and you can live well without me.”

After rebirth, the weak chicken Ji Anran: “Geng Yan, let’s get back together.”

The dumped Geng Yan: “I refuse.”

Ji Anran, lying dead: “I have no power, you don’t care about me, just let me get cold1.”

Geng Yan: “… …” The unsuccessful Geng Yan can only take away the weak chicken, one cannot put sand on the wall2 Ji Anran.

Later… what about the ordinary person without the strength to truss a chicken?! Who’s the guy in the day?

- Description from Novelupdates