The rogue, the rascal, the villain, the fiend, the cad, the scoundrel, and a mean, dirty, stinking, sniveling, sneaking, pimping, pocket-picking, thrice double-damned no-good son of a gun. The big bad is the hero's arch enemy who is simultaneously a intimidating threat as well as a scenery chewing, memorable quote-spewing, over-the-top ham.