Game Invades World is a Manga/Manhwa/Manhua in english language, Manhua series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.nl fastest updating comic site. The Summary is

The earth is overtaken by a game called “Fantasy New World” , and the ecology has undergone tremendous changes. A 10,000-meter-high sky tree appeared on the coast, and a huge 50-kilometer-wide pit appeared in the center of the world. Various monsters appeared. Humankind suffered tremendously in this disaster. After this occurred, a large number of gamers popped up. They could not only fight monsters and upgrade, but also had different abilities. Mankind had just began to fight back.