Wo Zai Guimi Youxi Zhong Kai Wushuang

In order the pay for his sister's surgery, Yu Xiaobei chose to enter a mysterious arena, where the final survivor will be given control of a major corporation. Unexpectedly, Yu Xiaobei found out that he was not the only the only challenger in the arena. Faced with treacherous competitors, and caged in with fearsome monsters, he is forced go through rounds of dangerous death games. To his delight, an unexpected gift gave him the confidence to believe that he can achieve his goal!

(Source: Bilibili, translated)