Seattle Sounders FC is a professional soccer team based in Seattle, Washington. Founded in 2007, they compete in Major League Soccer (MLS) and have quickly become one of the league's most successful clubs. The team plays its home games at Lumen Field, where passionate fans create an electric atmosphere, making it a fortress for the Sounders. The Sounders are known for their vibrant green and blue colors and their iconic mascot, Slyde the Fox. They have won multiple championships, including the MLS Cup, and are celebrated for their strong community involvement and commitment to growing soccer in the Pacific Northwest.