The Tangent Universe’s Green Lantern, fresh from having her world massacred by the CSA, has made the trip to Earth 1 in an effort to warn the League about the evil doppelgangers from Earth 3, and how something was killing that world until the CSA dumped it on to the Tangent world. The Tangent world was ravaged, but Earth 3 wasn’t saved, and now the CSA seeks to offer up Earth 1 as the next planet to go.
