What was the character name of Rihanna in the film "Ocean's 8"?

"Ocean's Eight" (stylized onscreen as "Ocean's 8") is a 2018 American heist comedy film directed by Gary Ross and written by Ross and Olivia Milch. It features an ensemble cast including Sandra Bullock, Cate Blanchett, Anne Hathaway, Mindy Kaling, Sarah Paulson, Awkwafina, Rihanna, and Helena Bonham Carter. The film follows a group of women led by Debbie Ocean, the sister of Danny Ocean, who plan a sophisticated heist at the annual Met Gala at the Metropolitan Museum of Art in New York City.

In the film Rihanna plays the part of Nine Ball a talented security hacker, street hustler and pickpocket.

Robyn Rihanna Fenty (born February 20, 1988) is a Barbadian singer, actress, and businesswoman. Born in Saint Michael and raised in Bridgetown, Barbados, Rihanna was discovered by American record producer Evan Rogers who invited her to the United States to record demo tapes. After signing with Def Jam in 2005, she soon gained recognition with the release of her first two studio albums, "Music of the Sun" (2005) and "A Girl Like Me" (2006), both of which were influenced by Caribbean music and peaked within the top ten of the US 'Billboard' 200 chart.