I Am in Marvel with Unlimited Cards - Chapter 613: IMUC - 606 Join the Family

Gao Yang was an orphan who, at the age of six, crossed over to a “parallel world” and began living in a warm family of five.When he turned eighteen, Gao Yang accidentally discovered the truth about this world: it wasn't a parallel world at all, but a mysterious realm, and the loved ones and friends around him were all terrifying “Monsters”!Gao Yang, upon uncovering this truth, narrowly escaped death and, at a crucial moment, gained a system called “Luck” .The longer he survived, the stronger he became! And so, a deadly game of sheep and wolves unfolded...

Lin Xuan was transmigrated to a fantasy world and had a one-night stand with the powerful Ice Empress.

She was disfigured and her mother died an innocent death. A cup of poison wine was not enough to kill her and she had to die by plunging into burning flames! Before entering her next lifetime, she vowed to change history and get her revenge!

When she opened her eyes again, she was 13 again. Her mother had just passed and her father had yet remarried. To prevent history from repeating itself, she took careful steps.

However, she ended up discovering a 30-year-old mystery case that had been hidden all these while. She had been reborn as a beauty and was not going to give up on herself.

She was going to live out her best life with her alluring charms!

- Description from Novelupdates

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