Kang Sae-byeok (Korean/Chosŏn'gŭl: 강새벽 Gang Sae-byeog?), also known as Player 067, was a contestant in the 33rd Squid Game in 2020, and one of the finalists of the competition. She was a North Korean defector, and fled the country with her parents and younger brother, leading to her father's death and her mother getting caught. A pickpocket, Sae-byeok entered the Squid Game to get enough money to reunite her family.

During the Squid Game, Sae-byeok joined an alliance with several players,