The Mohegan Sun Arena is a 10,000 seat multi-purpose arena in the Uncasville area of Montville, Connecticut located inside the Mohegan Sun casino resort. The arena facility features 30,000 square feet (2,800 m2) of configurable exhibition space and a 400-foot (120 m) clear span. It was built by the Perini Building Company, and opened in October 2001.

Mohegan Sun is an American casino, owned and operated by the Mohegan Tribe on 240 acres (97 ha) of their reservation, along the banks of the Thames River in Uncasville, Connecticut. It has 364,000 square feet of gambling space.