Lobo is a Czarian who came from space and killed Atom. He is portrayed by actor Johnny Whitworth, and appears
Lobo
in Metropolis, the sequel to Smallville. Lobo is hired by Roman Sionis to kill Batman, but is stopped by Robin. Later, in Aquariam, Pt. 3, Lobo and Black Manta are attacking Atlantis, but Aquaman stopped them.