Mash-Up Anime: Teenage Assassin Enrollment. - Chapter 5 - First School Day End.

In this world, Planet Earth had undergone great changes and humanity is faced with extreme danger. Luckily, humans have something called the Heaven Dao software.

In the class where everyone awakened to Class A, Rosen was violently attacked online for awakening to a Class D hero template.Fortunately, the awakened Class D template is a 'growth' template rarely seen in a thousand years.So what if others have a strong S-level template, they only have one skill for life, while I can use my Class D 'transform' skill on par with you!Not to mention upgrading from D to C, where I can awaken new skills, and the new skills are even more powerful!Continuously leveling up, awakening more skills.And as the level increases, the form also changes, evolving into monsters similar to those in 'Classic of Mountains and Seas'!......The class teacher and the principal, not recognizing talent like Mount Tai, persuaded Rosen to drop out. Rosen could only work at the crematorium to earn currency to buy Awakening Stones, temporarily enduring for a month.Coincidentally, other forces ran rampant, killing their classmates who awakened to Class A and Class S.Thus, Rosen discovered several familiar corpses appearing in the crematorium...Facing the corpses of those who bullied him while they were alive, Rosen chose...

A young man dies tragically while trying to stop a robbery—only to awaken in complete darkness, lost between life and death.As his memories return, he discovers that he’s been reincarnated into a new world brimming with magic, Soul Weapons, and mystical powers. Reborn as Ares into a loving family, he quickly realizes that this world is far from peaceful. Armed with an SSS-Rank Trait and a Unique Ability, he faces every challenge head-on as he searches for his purpose in this strange new reality.

What happens when a fanfic author with a habit of lying and scheming suddenly finds himself as a self insert during Duelist Kingdom? What happens when you have Yugi, Joey, Kaiba, and the rest encounter someone who knows all about every major player in their saga... and sees no problem with abusing said knowledge? Chaos, dear reader. Sweet, sweet chaos