▁World ▁Series ▁in ▁South ▁Williams port . ▁Not ably , ▁Play ers ▁Week end ▁will ▁mark ▁the ▁first ▁time ▁the ▁Yan ke es ▁have ▁ever ▁placed ▁names ▁on ▁the ▁back ▁of ▁their ▁j er se ys . ▁ ▁The ▁tr end ▁toward ▁multiple ▁uniform s ▁of ▁the ▁same ▁color ▁can ▁also ▁lead ▁to ▁on - field ▁mix - ups : ▁in ▁ 2 0 1 1 , ▁B rew ers ▁pitch er ▁Zach ▁Gre in ke , ▁making ▁a ▁pin ch - h itting ▁appearance , ▁accident ally ▁wore ▁the ▁" B ier bra uer " ▁j er sey ▁the ▁night ▁before ▁German ▁Heritage ▁Day , ▁while ▁in ▁ 2 0 1 4 , ▁just ▁three ▁games ▁into ▁the ▁first ▁season ▁where ▁the ▁alternate ▁was ▁introduced , ▁out f iel der ▁Junior ▁Lake ▁played ▁the ▁first ▁in ning ▁in ▁a ▁" Ch icago " ▁j er sey ▁while ▁the ▁rest ▁of ▁the ▁team ▁wore ▁" C ubs ". ▁ ▁Among ▁major - le ague ▁teams , ▁the ▁Arizona ▁Diam ond back s ▁have ▁the ▁most ▁alternate ▁j er se ys , ▁with ▁seven . ▁ ▁Basketball ▁ ▁National ▁Basketball ▁Association ▁The ▁concept ▁of ▁the ▁third ▁j er sey ▁in ▁the ▁NBA ▁was ▁first ▁introduced ▁when ▁the ▁Atlanta ▁Haw ks ▁wore ▁ne on ▁green ▁alternate ▁j er se ys ▁in ▁addition ▁to ▁their ▁standard ▁blue ▁road ▁and ▁white ▁home ▁j er se ys ▁during ▁the ▁ ▁and ▁ ▁seasons . ▁However , ▁it ▁was ▁not ▁until ▁the ▁mid - 1 9 9 0 s