Constantine is the main antagonist of the upcoming film titled Muppets Most Wanted, which is the sequel to the Muppet film from 2011. He appears to be an evil doppelganger, as well as the evil counterpart of iconic Muppet Kermit the Frog who is claimed to be the "Number One" criminal of the world. He and his pawn Dominic Badguy have an evil plot to steal an enormous diamond. He resembles Kermit the Frog, aside from the fact that a black beauty mark is depicted on his right cheek. He is voiced by Matt Vogel.