What's the use of showing off time corridors every day?

You can drop 85 levels of source power and the source of armor in the time corridor every day. According to relevant information, the time corridor is a checkpoint in The Battle of the Day. Players have a certain chance to drop 85-level source power and A-level source power through the level, in which 85-level source power is the necessary material for upgrading equipment from 80 to 85. Fight of the Day is an instant PK action mobile game developed and operated by tencent games's Mei Tian Art Studio "King of Fighting" team.