The Kane County Cougars are a professional baseball team located in Geneva, Illinois, and are members of the American Association of Professional Baseball, an official Partner League of Major League Baseball (MLB). They play their home games at Northwestern Medicine Field. From 1991 to 2020, they were members of Minor League Baseball's Midwest League.

The Wisconsin Timber Rattlers are a Minor League Baseball team of the Midwest League and the High-A affiliate of the Milwaukee Brewers. They are located in Grand Chute, Wisconsin, a town on the outskirts of Appleton in the Fox Cities, and are named for the timber rattlesnake, which is more commonly found in southwest Wisconsin. The team plays their home games at Neuroscience Group Field at Fox Cities Stadium, which opened in 1995. They previously played at Goodland Field from their founding in 1958 until the end of the 1994 season.