ONE 2012 2 2012-03-31 2012-03-31 https://r2.thesportsdb.com/images/media/event/poster/0vexd11696019821.jpg ONE Fighting Championship: War of the Lions (also known as ONE FC 3) was a mixed martial arts event held by ONE Championship. The event took place on March 31, 2012 at the Singapore Indoor Stadium in Kallang, Singapore. The event marked the debut of Nicole Chua, believed to be Singapore's first ever professional female mixed martial artist. 1798075