MUNCIE, IND. — Adler Realty Investments Inc. has purchased Marsh Plaza in Muncie, about 50 miles northeast of Indianapolis, for $9.9 million. The 87,083-square-foot retail center is located at the intersection of McGalliard Road and Wheeling Avenue near Ball State University. The center is 100 percent occupied and is anchored by a Marsh Supermarket. Michael Adler represented Adler Realty in the transaction. McWheel Properties LLC was the seller.