Whom should Sunrisers Hyderabad retain?

Next year, the IPL will see another reshuffle, with most players going back into the auction. Teams may be allowed to retain a few players - a maximum of four retained players were allowed in 2011 and five in 2014. If Sunrisers Hyderabad can keep some of their players, who should they use their quota on? Swipe right for the players you think should stay and left for those who should go back into the auction.