DxD: Matsuda? - Chapter 102: Old Man Tannin?

Yours Truly shall have all of you bow down to me!

Arriving in this brand-new world, Lin Fan found himself in possession of a system which allows him to level up indefinitely unbounded by the limitations of this world. Upon learning a powerful technique of Monkey Steals Peaches, Lin Fan realises that he’s poised to literally become the strongest person in this entire world. But of course, how boring would that be unless the whole world gets to know about his great name?

Shameless. Righteous. Smart. Lin Fan will let no one (or balls) stand in his way to glory!

- Description from Novelupdates

“What, how the hell did I get here?” Vorden a normal 20 year old guy in an urban world gets trapped in a video game. He goes through trying times, life and death battles in the hope that he can find his mom. Don't miss out on the most eventful Urban Fantasy story with twists and turns, with friends and foes, and with love and hate.

This is a prequel to the anime movie To Aru Majutsu no Kinsho Mokuroku – Endymion no Kiseki.

Just before the completion of the Academy City space elevator “Endymion”, the main characters Kamijou Touma and Index encounter a level 0 girl named Arisa. The Magicians are after Arisa, and they attack Academy City. A female leader named Shattoaura leads a unit from Academy City against the attack. Kamijou and Index learn from Stiyl that Arisa is key to a brewing war between the sides of Magic and Science. When science and magic cross paths, the story begins with Endymion as its stage!

Etius, a game that no one has cleared.

The moment all possible strategies failed, “Student Frondier ?”

I became an Extra in the game, I became Frondier!

“Change the fate with this?!” Duplicate everything to carve out my destiny!