Benjamin Mitchell mainly plays on the ATP Challenger Tour and the ITF Future Tour . So far he has celebrated eight single and one double titles on the Future Tour. So far he has won a tournament in doubles on the ATP Challenger Tour. He also got some wild cards for tournaments on the ATP World Tour . He played his first individual on the World Tour in January 2012 at Brisbane International , where he lost to the Japanese Tatsuma Itō in two sets in the first round . He achieved his best individual placement in March 2012 with position 204 in the ATP world rankings .