Elizabeth Kane, also known as Alice and Red Alice, is a fictional character created by Greg Rucka and J. H. Williams III. Beginning as a supervillain, she first appeared in August 2009 in the comic book Detective Comics, published by DC Comics. Her relationship with her twin sister Kate Kane defines much of Batwoman's emotional life. During The New 52, it is established that Kate and Beth are cousins of Bruce Wayne, the alter-ego of the superhero Batman, through his mother Martha Wayne (née Kane). Alice appears in the Arrowverse TV series Batwoman as part of the main cast, portrayed by Rachel Skarsten. Source: Wikipedia (en)