Winterfox (WFX) was an esports organization with teams competing in Counter-Strike: Global Offensive, Halo and Street Fighter.

[1] Winterfox signed Super Smash Bros. Melee Sheik player DaJuan "Shroomed" Jefferson McDaniel on July 16, 2015.

Winterfox signed fighting games player Gustavo "801 Strider" Romero to the team on July 15, 2015.

[3] In November 2015 Winterfox's CSGO team moved to SteelSeries's headquarters in Chicago, Illinois.

[4] Winterfox's League of Legends team competed in the North American League of Legends Championship Series (NA LCS) in for the 2015 Spring NA LCS split before being relegated and eventually disbanding.