The Tulsa Roughnecks F.C. was reborn in 2015 when the professional soccer club began play in the United Soccer League (USL). The Roughnecks play in the USL Championship, one of the most successful professional soccer leagues in the world. The 2017 season marked the Roughnecks most successful campaign, as the team earned its first-ever playoff appearance. The USL Championship starts in early March and ends in late October.