▁World ''' s ▁reputation ▁for ▁being ▁repeatedly ▁re vised , ▁the ▁book ' s ▁back ▁cover ▁states ▁" That ' s ▁right , ▁it ' s ▁the ▁return ▁of ▁the ▁G amma ▁World ". ) ▁The ▁G amma ▁World ▁Camp aign ▁Setting ▁() ▁was ▁a ▁ 1 9 2 - page ▁soft cover ▁book ▁written ▁by ▁Andy ▁Collins ▁and ▁Jeff ▁Gr ub b , ▁published ▁in ▁ 2 0 0 0 ▁by ▁W iz ards ▁of ▁the ▁Coast ▁( W OT C ), ▁only ▁a ▁month ▁after ▁W OT C ▁announced ▁its ▁can cellation ▁of ▁the ▁Altern ity ▁line . ▁ ▁This ▁version ▁of ▁G amma ▁World ▁is ▁unique ▁as ▁the ▁only ▁one ▁not ▁to ▁have ▁access ories ▁or ▁supp lement s . ▁ ▁Om ega ▁World ▁( 2 0 0 2 ) ▁In ▁September ▁ 2 0 0 2 , ▁Om ega ▁World , ▁a ▁d 2 0 ▁System ▁mini - game ▁based ▁on ▁G amma ▁World ▁and ▁written ▁by ▁Jonathan ▁T weet , ▁was ▁published ▁in ▁ ▁Dun geon ▁ 9 4 / Pol y hed ron ▁ 1 5 3 . ▁ ▁T weet ▁does ▁not ▁plan ▁any ▁exp ans ions ▁for ▁the ▁game , ▁although ▁it ▁received ▁a ▁warm ▁reception ▁from ▁G amma ▁World ▁fans ▁and ▁players ▁new ▁to ▁the ▁concept ▁al ike . ▁ ▁Six th ▁Edition ▁( 2 0 0 3 ) ▁In ▁November ▁ 2 0 0 2 , ▁S word ▁& ▁Sor c ery ▁Studios ▁( SS S ) ▁announced ▁that ▁it ▁had ▁lic ensed