Episode Title:Injustice for All Part 2.Episode Description:Exposed as a criminal, sentenced to prison and terminally ill due to long-term kryptonite exposure, Lex Luthor escapes and assembles a supervillain team consisting of Cheetah, Star Sapphire, the Shade, Copperhead, Ultra-Humanite, and Solomon Grundy to take on the Justice League, calling themselves the Injustice Gang. The Joker also becomes part of the team, but on his own invitation. However, even with their combined power, this gang proves no match for Batman's wiles.