Batman v Superman: Dawn of Justice is set to wrap production within the next week or two, but little is known about the Justice League prequel plot-wise. We know Lex Luthor is the main villain, but a secondary antagonist has yet to be confirmed. Rumors have suggested that it will be Doomsday, while some fans have hoped to see Metallo. There has also been speculation that a Batman villain such as Joker would appear, but that has received no substantiation. Now, a report from Badass Digest has seemingly revealed which villains we will and won’t see in Dawn of Justice, while new light is shed on Lex Luthor’s motivation. Beware,…