 Thus, a part of his motivation is his firm belief that Lois would not approve of Superman's actions.In the sequel "Injustice 2" after his death at the hands of Superman in front of the public during his suicide attempt to stop his fallen friend, a prison was built in honor of Luthor himself.It is revealed before his suicide mission where he died by Superman's hand, Lex had Lucius Fox, one of Batman's most loyal allies, send his final message to Batman that once Superman is defeated, to restore the Earth not as Batman, but as Bruce Wayne.