▁win . ▁ ▁He ▁signed ▁for ▁She ff ield ▁Wed nes day ▁in ▁a ▁permanent ▁deal ▁on ▁ 1 0 ▁July ▁ 2 0 0 9 ▁for ▁an ▁und is closed ▁fee . ▁Pot ter ▁scored ▁his ▁first ▁goal ▁of ▁the ▁ 2 0 0 9 – 1 0 ▁season ▁on ▁ 2 2 ▁August ▁in ▁a ▁ 4 – 0 ▁th ump ing ▁of ▁newly ▁promoted ▁Sc un th or pe ▁United . ▁His ▁next ▁goal ▁was ▁to ▁be ▁much ▁later ▁on ▁in ▁the ▁season ▁with ▁a ▁left - fo oted ▁cur ler ▁in ▁the ▁bottom ▁corner ▁against ▁Black pool ▁at ▁Hills borough ▁on ▁ 9 ▁February . ▁Pot ter ▁added ▁to ▁his ▁t ally ▁for ▁the ▁season ▁with ▁a ▁vol ley ▁against ▁Wed nes day ' s ▁fier ce ▁riv als ▁She ff ield ▁United ▁in ▁the ▁Ste el ▁City ▁Derby ▁on ▁ 1 9 ▁April . ▁Pot ter ▁left ▁Hills borough ▁on ▁ 2 3 ▁June ▁ 2 0 1 1 ▁by ▁mut ual ▁consent . ▁ ▁Mil ton ▁Ke yn es ▁D ons ▁On ▁ 2 3 ▁June ▁ 2 0 1 1 , ▁Pot ter ▁signed ▁a ▁one - year ▁contract ▁for ▁Mil ton ▁Ke yn es ▁D ons . ▁On ▁ 2 1 ▁February ▁ 2 0 1 4 , ▁Pot ter ▁signed ▁a ▁new ▁two - year ▁contract ▁extension . ▁ ▁On ▁ 2 4 ▁April ▁ 2 0 1 7 , ▁after ▁ 6 ▁seasons , ▁ 2 6 6 ▁appearances ▁and ▁ 1 2