Former Dallas forward Roy Tarpley has signed with the CBA’s Michigan Mayhem. Tarpley is 6-11 and turned 41 years old last week. He was drafted with the No. 7 pick by the Mavericks in 1986. Tarpley played for the Mavs from 1986-90 before being barred from the league for repeated substance abuse violations. He returned to Dallas for the 1994-95 season, and compiled career averages of 12.6 points and 10.0 rebounds.