To Felix's surprise, the fake Felix also used Dragon Punches. There was no defense—just a perfect mirror of Felix's attacks, blow for blow in a total clash of offense.
After several minutes, Felix was stunned. He'd exhausted his techniques, yet his opponent maintained perfect parity with him. Neither could gain any advantage.
Both towers came with explanations and instructions. For example, when entering the Tower of Babel, soul cultivation techniques couldn't be used and would be restricted