Baton Rogue, LA, 7/7/2012. A "Mioak" tattoo displayed at a Klan gathering. "Mioak" stands for: The Mystic Insignia of a Klansman. Today it is most commonly known as the Blood Drop Cross. It is displayed as the patch seen on the robes of Klansmen. It is also a part of the Imperial Seal of the Klan.