My Entire Class Was Summoned to Another World except for Me - Chapter 1

Office worker Leon is reincarnated into a particularly punishing dating sim video game, where women reign supreme and only beautiful men have a seat at the table. But Leon has a secret weapon: he remembers everything from his past life, which includes a complete playthrough of the very game in which he is now trapped. Watch Leon spark a revolution to change this new world in order to fulfill his ultimate desire…of living a quiet, easy life in the countryside!

This is a story about a badass,

Qin Chuan arrived in a parallel world and got bound to a system.

The curtains to an epic of a continental power struggle are pulled open. There’s an entire empire in Dane’s heart!

Churches, tribes, prisons, forests, castles, graveyards, abysses . . . He controls the bases of all seven races in the fantasy epic war game, [Heart of Dynasty]; right before his eyes is the throne of a monarch!

Elf rangers pull your bows, the heavy-armoured knights are charging!

The Caesar Empire has collapsed. An era of war for the new ruler arises. The Kingdom sends endless expeditions; the Northern Alliance is unwilling to be excluded; the abyss and death begin to stir as they gaze upon the continent. Plots, tricks, religious wars. . . amidst these battles, only the victor can be called powerful!

Dane, holding a blade dripping with blood, says with bared teeth, “f*ck! Let me use my ass to see whether that seat at the top is comfortable or not!”

- Description from Novelupdates