‘Harley Quinn’ Season 4 Finally Sets Up the Gotham City Sirens

Editor’s note: The below contains spoilers for Season 4 of Harley Quinn.

​ Harley Quinn Season 4 reveals that Harley and Ivy are back together as a team, forming the Gotham City Sirens with two fan-favorite characters. 

‘Harley Quinn’ Season 4 Finally Sets Up the Gotham City Sirens

Editor’s note: The below contains spoilers for Season 4 of Harley Quinn.

​ Harley Quinn Season 4 reveals that Harley and Ivy are back together as a team, forming the Gotham City Sirens with two fan-favorite characters.