Revolution Arcade

From RGDWiki

Revolution Arcade (product code RVA) is the unofficial name for the arcade board based on Wii hardware used for the Capcom game Tatsunoko vs. Capcom: Cross Generation of Heroes. Its console type is OS_CONSOLE_RVA_PROD1, and it is referenced in makeWad by a string describing an "RVA.txt" file in the Wii System Menu's title data directory.

Pictures and more information about the Revolution Arcade board can be found here.