4-A7 (Earth-2042)

"If you truly believe that the Republic and the Jedi Order are wholly good, and that the Confederacy is wholly evil, then you're even more dangerous than my mistress thinks."

- 4-A7, to Ahsoka Tano

4-A7 was a RA-7 protocol droid in service to Asajj Ventress that was destroyed by Ahsoka Tano.

Source
https://starwars.fandom.com/wiki/4A-7