XIII's Board 8 Battle was a project started in October 2011 by XIII is cool. It borrowed heavily from the "Battle Royale" concept and particularly Robazoid's Board 8 Battle series, written back in 2004-2005. The archived topic can be found at the link below. Note that this topic was made after the battle finished, and as a result the first couple of posts contain spoilers. Skip straight past those posts if you want to avoid the spoilers!