Calamity Upon This World - Chapter 29: Ch- Strength Acquired Over The Past 2 Years

Meet Damon CrossAs a child, Damon Cross had to deal with the horrible realities of domestic violence and being homeless.He and his mother, who had always been there for him, struggled to find security.After losing his first backyard fight, When Damon gets a new MMA system, his luck changes dramatically.This mysterious system becomes his guide, improving his skills and raising him into the world of mixed martial arts.He learns more about mixed martial arts and gets better at it with the help of this system.With this renewed strength, Damon is determined to not only move up in the fight world, but also make a better future for both of them as a way to repay his mother for what she did.[YOU HAVE AWAKENED THE EMMAC SYSTEM][CONGRATULATIONS TO HOST FOR BECOMING A DOUBLE CHAMP]witness how Damon goes from a Bum to a Champ.Romance: YesFights: Yes

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.

When Lin Su discovered he could travel between two different worlds with his tamed beasts, the world gained a Beast Tamer formidable in a way that defied science.-----------------------------------Without a system, without a female lead, Crossing Two Realms, original taming beasts

I am merely a reviewer, albeit the products I review are slightly different. For example, I review quantum computers, artificial intelligence, anti-gravity mech armor, planetary engines, sublight colonial ships, stellar detonators, etc…