At stumps on the second day at the MA Chidambaram Stadium, Saurashtra, in reply to the hosts' massive first-innings total, were struggling at 12 for one.

Resuming on overnight 103, the 23-year-old Mukund went on to score 240 after facing 437 balls. He found the fence 20 times and cleared it once. Karthik made 133 off 192 balls, hitting 14 boundaries and a six.