MTL - Age of Evolution: Opening Awakening Tenseiken - Chapter 323

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

Check in in front of Shicun Liushen, and get the reward Innate Saint Dao Embryo.

Check in in the False God Realm, and get a bonus cross-border amulet, which can be used to randomly enter other worlds.

Check in at Tianshen Academy, get rewarded with the secret of writing, the speed breaks through the limit of the world, and evolves time.

Check in in Xianyu, and get rewards.

After entering the perfect world, Shi Zhong got the check-in system and became a member of Shi Village.

Since then, the Eight Realms of the Lower Realm, the Three Thousand Dao States, the Nine Heavens and Ten Lands, the Immortal Realm and the Sea of ​​Heaven, etc., have all left footprints of stone bells.

- Description from novelbuddy

It was the turn of the 20th century, and in the Philippine Islands, the fledgling Philippine Republic waited to be crushed by the overwhelming superiority of the American colonial forces.But John McClain, a U.S. Army veteran of the Korean and Vietnam Wars, dies and finds himself in the body of the governor of a remote Philippine province in the year 1898. Initially reluctant to take up arms against his former country and skeptical of the chances of success, he eventually decides to fight for the Republic.Now living his second life as Martín Lardizábal, politico-military governor of Marinduque and armed with modern military knowledge, he will change the course of the Philippine-American War.

After transcending to a new world, Ye Xuan miraculously obtained the Swallowing System.