Global Survival: I can upgrade my reward level

The mysterious world has arrived, and all 80 billion young adults on Earth have been transferred to various mysterious realms such as caves, islands, machines, and monsters, where they are all being tormented and complaining endlessly.
After entering the secret realm, Zhang Yang awakened the [Leader] talent, which could upgrade the reward level. While others could only get Iron-level rewards from fighting Iron-level monsters, he received Bronze-level rewards, one level higher. While others struggled to get a Bronze-level reward even once, he had already obtained Gold-level rewards many times! Relying on the advantage brought by this talent, Zhang Yang rose to prominence in the secret realm!

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