The Vibrant Arena at The MARK, formerly known as The MARK of the Quad Cities, the iWireless Center, and the TaxSlayer Center, is a 12,000-seat multi-purpose arena located in Moline, Illinois. The facility opened in May 1993, under the name The MARK of the Quad Cities with the singer Neil Diamond as the opening act. The facility was renamed as the TaxSlayer Center on October 1, 2017. The arena started using its current name on September 1, 2022.