Everyone Travels Through Time, I Am Invincible Starting from the Lottery

[Swallowing + Alien Continent + Traveling to Become a Beast + Lottery System + Not Alone, Will Create His Own Power + Single or No Female Protagonist] On this day, all humans on Blue Star were transported to an unknown world. Half of humanity continues to maintain human bodies, practice as humans, and struggle to survive. The other half randomly transformed into some kind of animal, constantly hunting for food and looking for opportunities to evolve. "As for me? I am a systematic person!" Chen Xu relied on the advantages of the system to gain a foothold in this strange world step by step, and continued to explore this strange world until he reached the top.