Gujarat Titans 231 for 3 win by 35 runs over Chennai Super Kings 196 for 8.
Mitchell then gave the chase a boost by continuing to pump the ball over the top. He even took on GT's ace spinner Rashid Khan, trapping him for 18 off seven balls.
At the other end, Moeen struggled to get to grips with Rashid's variations, but he set up left-arm wristspinner Noor Ahmad and hit him for three successive sixes to start the 11th over.