As new investors enter the mutual fund mart with heightened expectations, given the superb historical returns, the job of fund managers has undoubtedly become tougher. For Harsha Upadhyaya, who heads the equity desk at Kotak Mahindra AMC as CIO - Equity, overseeing more than Rs 46,000 crore, trying to manoeuver his funds is similar to scoring goals when he played hockey in his university days.