Located in the Alliance, it is a massive space station that hold gladiatorial games, only all the fighters are mechanoids. It is most commonly referred to as the Crucible.
Ultimately the result of Alliance, anti-mechanical prejudices, the Crucible was built to cash in on this. Most of the fighters are modified normal robots, or Mecha suits which have become obsolete.
Members of the Kerri Anthrodroid Guard also compete for propaganda reasons, and always assured a fixed game.
It is a massive mushroom shaped space station with a top top which can open.