Hardcore Leveling Warrior: Earth Game

I'm... back! After a comet collides on Earth, a gaming world filled with monsters and dungeons becomes a reality. Amidst the chaos, Ethan wakes up as Hardcore Leveling Warrior, an almighty game character with exceptional luck and power. Once again, he will embark on a journey to become the strongest... but this time, on Earth!

(Source: Webtoon Entertainment)