That Man

The most powerful leader of ACROSS, That Man is Pedro's and Nabeshin's archnemesis, who masquerades as a friend and seduces both Pedro's sexy wife and the Great Will.[3] That Man is part of the ACROSS Six, the governing body of ACROSS, and longs to use "the power of the Great Will and the devilishness of the woman" to take over the universe.

Appears only in the anime adaptation.