2 0 0 6 . ▁In ▁addition ▁to ▁the ▁musical ▁CD s , ▁E yes h ield ▁ 2 1 ▁D rama ▁Field ▁ 1 , ▁an ▁audio ▁drama ▁CD , ▁was ▁released ▁by ▁A vex ▁on ▁September ▁ 2 1 , ▁ 2 0 0 5 . ▁ ▁Video ▁games ▁Kon ami ▁produced ▁E yes h ield ▁ 2 1 ▁games ▁for ▁Sony ▁video ▁game ▁systems ; ▁it ▁released ▁ ▁for ▁the ▁Play Station ▁ 2 ▁on ▁December ▁ 2 2 , ▁ 2 0 0 5 ▁and ▁ ▁for ▁the ▁Play Station ▁Port able ▁on ▁March ▁ 2 , ▁ 2 0 0 6 . ▁N intendo ▁secured ▁the ▁rights ▁to ▁the ▁E yes h ield ▁ 2 1 ▁video ▁game ▁license ▁for ▁its ▁systems ▁in ▁December ▁ 2 0 0 4 , ▁re le asing ▁E yes h ield ▁ 2 1 : ▁Max ▁Dev il ▁Power ▁for ▁the ▁N intendo ▁D S ▁on ▁February ▁ 2 , ▁ 2 0 0 6 ▁and ▁E yes h ield ▁ 2 1 : ▁Dev il b ats ▁Dev ild ays ▁for ▁the ▁Game ▁Boy ▁Adv ance ▁on ▁April ▁ 6 , ▁ 2 0 0 6 . ▁Another ▁game ▁was ▁scheduled ▁for ▁release ▁on ▁the ▁N intendo ▁Game C ube , ▁but ▁it ▁was ▁later ▁can ce led . ▁N intendo ▁published ▁an ▁E yes h ield ▁ 2 1 ▁game ▁for ▁the ▁W ii , ▁entitled ▁, ▁which ▁was ▁released ▁in ▁Japan ▁on ▁March ▁ 8 , ▁ 2 0