Titans United #7

The Titans face their final challenge as the true enemy is revealed. An alien armada is heading toward Earth, and Superboy must decide once and for all where his true allegiance lies. Will Starfire join forces with her evil sister, and what mysteries lurk far below the streets of Metropolis?

Characters: Beast Boy, Blackfire, Dick Grayson, Donna Troy, Dove (Granger), Hawk (Hall), Jason Todd, Kite-Man, Lady Vic, Raven, Starfire, Superboy (Kon-El)