YUGIOH: It's Time to Duel! - Chapter 66: If at First You Don’t Suceed, Blast them with your Felgrand Again!

The long night shrouds the world, and the dawn is late in coming.Evil descends upon the land, causing immense suffering to all creatures.He roams through the long night, wanders on the edge of the blade, and sways between the clouds and hell.Igniting the fire of the star soul.Since the night is long, then I shall be the lord of the night.

The protagonist travels through Shu Mountain and becomes a demonic dragon guarding the heavenly book in Dinghu Peak.

Su Bai, a novelist from Earth accidentally fell from the top of a cliff.When he woke up, he realised he had already transmigrated to another world. Furthermore, this was not just any world. It was a primitive other world with Humanoids.With his Daily Assistance System and extensive knowledge from modem society, some of which he learnt from being an author, he led his primitive Tribe out of poverty. There, little by little, he started to transform the era, to advance it forward!Uncovering mysterious of Shamans! Meeting more beast eared women! Farming!

Shu Yu transmigrated and became the original novel’s violent and brutal female Demon that caused the supporting male character, AKA hidden Boss, to become batsh*t crazy. However, right now, the Boss is just a lowly slave that was just given to her. What should she do?

- Description from Novelupdates