Short for the "Board of Archaeological Research Department", BOARD, the organization higher-ups's motive was to unleash the sealed Undead Cards.
- Main article: Hadrian Kingston
Hadrian Kingston is the chairman of BOARD who intentionally set up the series of events in the fake Battle Fight & the creation of the Category Ace Kerberos, so that he could have his warped dream of a new world order with himself as its ruler. In the end, he was seemingly murdered by the Giraffa Undead after he was defeated by the Riders with his dreams shattered.
- Main article: Kent Newman