Unfortunately, that happiness may be imperiled for the sake of the Earth in Superman: Lex Luthor Special #1. Written by Joshua Williamson, with art by Eddy Barrows, the special continues the story ...

Harley Quinn, the popular adult animated series, is well into Season 5, where Harley and Ivy fight against Lex Luthor's evil sister, Lena, who wants to gain control of the Metropolis.