The Supergirl most people know, Kara-Zor-El, first debuted in 1959’s Action Comics #252. When she arrived on Earth from Krypton to greet her cousin she wore this outfit, which remains one of her most ...

Superman has had, more or less, one costume his whole career. There have been some minor tweaks since the early days. But he’s essentially worn the same getup since about 1945. But his cousin Kara, ...