The Celestial experts surely did this on purpose to quickly deal with all the weaklings, even if they were lucky enough to come this far. They can't become obstacles to their favorite candidates."
Su Ping circumvented the traps. He felt that he and his teammates seemed to merely be chess pieces in the trial, and the real players were the actual Celestials who had prepared the trial.
The communication whistle enabled Su Ping to see what other people could see and share their sight. That was an item used by the Federation to explore unknown regions; it helped them forge trust among them, although feeble.
If any of them discovered the key, it would be tantamount to the rest discovering it as well.
There would probably be a fierce and gruesome competition by then.
Su Ping heaved a sigh as he thought of that; the universe had always been cruel when it came to the competition of resources.
