The Lost City of Alien Beasts is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

In the heart of the isolated island, a murderous intent surges. The city of despair reaches its end, with no escape in sight. Only by embracing death can one truly come to life, achieving ultimate mastery through nine cycles. If the blueprint of fate can be altered, even with the slightest chance—one in a million—we will fight with everything we have, battling to the very end, for the sake of hope!