es ▁more ▁on ▁character ▁interaction ▁and ▁game play ▁itself ▁than ▁a ▁linear ▁plot ; ▁there ▁are ▁twelve ▁story lines , ▁each ▁following ▁one ▁of ▁the ▁twelve ▁play able ▁characters . ▁ ▁Char acters ▁ ▁Development ▁St ing ' s ▁programmer ▁Ja J a ▁began ▁posting ▁blog ▁entries ▁about ▁Y gg dra ▁Un ison ' s ▁development ▁as ▁early ▁as ▁ 2 0 0 6 . ▁The ▁project ▁was ▁originally ▁c oden amed ▁Y Z , ▁and ▁early ▁screens h ots ▁show ▁that ▁the ▁game ' s ▁beta ▁title ▁was ▁Y gg dra ' s ▁Amb ition ▁~ H oly ▁S word ▁Leg ends ▁( Y gg dra ▁no ▁Y ab ou ▁~ ▁Se iken ▁Bu y u uden ▁ ユ グ ド ラ の 野 望 　 聖 <0xE5> <0x89> <0xA3> 武 <0xE5> <0x8B> <0x87> 伝 ). ▁While ▁this ▁was ▁changed ▁to ▁Y gg dra ▁Un ison : ▁Beat ▁Out ▁Our ▁Ob st acle , ▁the ▁original ▁tag line ▁was ▁re used ▁for ▁the ▁D S ▁version . ▁Initial ▁screens h ots ▁of ▁the ▁game ▁were ▁displayed ▁in ▁black ▁and ▁white . ▁ ▁Release ▁Y gg dra ▁Un ison ▁has ▁a ▁few ▁pieces ▁of ▁independent ▁mer ch and ise . ▁On ▁December ▁ 2 5 , ▁ 2 0 0 9 , ▁a ▁ 1 2 7 - page ▁strategy ▁guide ▁was ▁released ▁by ▁Enter bra in . ▁The ▁game ' s ▁original ▁sound track ▁was ▁released ▁on ▁February ▁ 2 4 , ▁ 2 0 1 0 ▁by ▁the ▁label ▁Gene on