Selina Kyle (Earth-4678)

"You stick with the brooding, I'll handle the wise cracks."

- Catwoman

Selina Kyle was an orphan, forcing her to fend for herself in the streets of Gotham at a young age. She turned to thievery to survive, learning martial arts and gymnastics to develop her own style. Eventually, she created an identity for herself as Catwoman after hearing rumors about Batman.

Source

 * https://dc.fandom.com/wiki/Selina_Kyle_(Arkhamverse)