In the Champions League T20 Cricket Championship , Rajasthan Royals began their League campaign in superb fashion as they thrashed Mumbai Indians by seven wickets in their Group A match in Jaipur today.It was good all-round show by the rajasthan team as they first restricted the visitors to 142 for seven, using helpful conditions well, and then comfortably overhauled the target with two balls to spare at Swai Man Singh stadium.