LIDS Sports Group has bought out a Dayton-based retailer. The Indianapolis-based company bought Cardboard Heroes, a licensed sports wear and novelty company with headquarters in Dayton. The acquisition consists of the 19 Cardboard Heroes retail locations in Ohio and Kentucky, including four Buckeye Room stores for Ohio State University fans and two e-commerce sites. LIDS owns more than 1,000 sports fan retail stores across North America. "The recent acquisition of Cardboard Heroes allows us…