Challenge Game: I Have Billions of Resurrection Coins

Yu Xiao traveled to a parallel world. Bound to a system called Challenge Game. The system will issue a challenge task to Yu Xiao. If you succeed in the challenge, you will receive generous rewards. If you fail the challenge, you will be wiped out by the system. In order to give Yu Xiao a newbie benefit, the system gave him a resurrection coin. But I don't know if there is a bug in the system, and the number of resurrection coins has increased from one to hundreds of millions. Now Yu Xiao began to complete these challenging tasks unscrupulously. From then on, there was a devil in the world who was not afraid of death. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.