Bosillic

Born from the cryptic Mirage Isles, this gigantic giant embarks on an epic voyage across the dangerous Grand Line in a world where myth and reality often blur. Torn between memories of an extremely ordinary past and his wild-and-free present, the towering adventurer sets off from the scorching desert that is his home in search of the legendary One Piece. With an ancient map, the blessings of his giant adoptive family, and a steely determination, Zadael elbows his way through the busy port of Spicy Shells, buying up the trappings of piracy that befit a man of his lofty ambitions and ordering a ship to suit. When Zadael takes his first tentative steps into a world of both terror and wonder, he will have to try to come to grips not only with the perils of the sea but also with questions of his own being in a struggle to make him belong to a world beyond even the most fanciful dream.

A professor from the 21st century finds himself as Tywin Lanniser

Until his bicycle accident sent him tumbling backward in time, seventeen-year-old Jack Thompson lived a pretty ordinary life in modern-day America. Now reincarnated as Bataar, the son of a Mongol warrior in 12th-century Central Asia, Jack is confronted by the unforgiving realities of nomadic life on the steppes while struggling to come to terms with memories of his former life.

In which a highschool student becomes The Batman as The Darkest Knight or The Batman Who Laugh's legacy. He also inherits a system called The Reading System.

In which a dude from our world is tragically killed but becomes essentially God, and a Superman copy in Marvel.

In which a college student from our world becomes Count Dooku with a mysterious system called The Attraction System.

"Radiant Regenesis" is an enthralling tale of Kizaru, an individual reborn in a fantastical world teeming with power and conflict.