The heroes learn that anyone who enters through the small side door is killed by a massive, emotionless watchdog named Mike. Two intruders are shown being swiftly killed and thrown back out as skeletons.
Impressed by their resolve, the gatekeeper (and "cleaner") Zebro decides to let them into his quarters to begin training so they can gain the strength required to open the gates themselves. English Dub Cast Hunter x Hunter 2011 (Dub) Episode 22
To enter safely, one must push open the main Testing Gate, which consists of multiple levels of doors. The first level alone weighs two tons . The heroes learn that anyone who enters through
