Volume 4 (1996-2003) The fourth series featured a third Supergirl.[5] This character was a fusion of the Matrix Supergirl and Linda Danvers (a Post-Crisis version of Linda Lee Danvers, Kara Zor-El's Pre-Crisis secret identity). The series ran for 81 issues, ending with the main character journeyed to an alternate universe, following the re-emergence of the original version of Kara Zor-El.