Domino, also known as Neena Thurman, made her first appearance in comics in 'New Mutants' #98 (1991), where she was introduced as a supporting character for Deadpool. Created by Rob Liefeld and Fabian Nicieza, she quickly gained popularity for her unique mutant power of probability manipulation, which allows her to bring about good luck and evade danger. Her backstory reveals a complex history involving a government experiment that granted her powers, leading her down a path filled with challenges, betrayals, and a quest for identity. Over the years, Domino has become a vital member of teams like X-Force and has formed close relationships with characters such as Deadpool and Wolverine. Her character has evolved significantly across various media, including animated series and live-action films, particularly noted for her role in 'Deadpool 2'. Her personality is a blend of sarcasm and resilience, making her a fan-favorite among the X-Men universe.