I Have Played This Death Game Before

The doomsday is coming, the death game has begun, and billions of cages have trapped all races of creatures! If you want to survive, you have to keep killing, try your best to survive, and get the ticket to the next cage... The final winner will stand above all races! But Luo Tian discovered: This game was actually completed by himself before traveling through time! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.