MTL - The Rebirth of the Financial Hegemon - ~ please explain

On an ordinary day, an inventory livestream descended upon the dimensional multiverse. Those who were selected all had a faint blue light screen appear before them.Immediately after, large characters appeared in front of them.《 Dimensional World Inventory — Top 10 Famous Scenes 》 Scene 1: One person, one sword, guarding a city, battling seventy thousand...Scene ***: The man who almost kicked out the grand finale, Eight Gates Formation! Might Guy!Scene ***: Menma, I found you!Scene ***: .....As one scene after another of regretful characters appeared, everyone watching the scenes shed tears.Monkey D. Luffy: That's amazing, one person, one sword, not only fought against seventy thousand people, but also returned alive?Uzumaki Naruto: I didn't expect that seemingly ordinary guy to be so powerful!Uchiha Sasuke: The one who made the final save was actually you.Jinta Yadomi: Menma, we found you~Everyone: Menma, we found you~Honma Meiko “Menma”: Hi! I've been found!

“The fallen, the near extinction, those who wish to die, the rich, those who have been loved by life, and those who have been chosen. Are you ready to leave everything you have behind? Are you, the ones chosen by the gods themselves, ready to write history?”“Are you, the reason for the creation of the line between life and death, ready to become holy beings? Are you ready to climb beside Zeus, Odin, Archangel Michael, Lucifer the Fallen Angel, Buddha and others? Are you ready to become a God?”“You've been chosen!” These words would be the words James would hear the most from the moment he entered the tower.Behind the strange events, special feelings and dozens of things lost, James would have only one thing on his mind:“I will break through the tower and meet Chaos himself.”

Ukei Kaito fought a desperate struggle in order to fulfill his role as a summoned hero. He defeated the Demon Lord and saved the very world, only to meet an end filled but with betrayal. The companions that he’d trusted throughout his journey betrayed him and killed him by sticking a blade through his chest.

A 29 year old civil employment exam student wakes up in a blank white room and meets a baby angel. This baby angel informs him that he died in his sleep due to heart disease like his father and grandfather. Remembering his mom and their last conversation he says that he will take on a series of life and death tests that the baby angel offers him. From this point on he must put his life on the line and fight in the stage called ‘Arena’. And Every time he clears a test he will gain abilities and weapons to increase his strength. All to clear the tests and get his life back. This is his story of his fights in the ‘Arena’.