ation " ▁and ▁" Omega ▁Te ch " ▁cards ▁for ▁players ▁are ▁sold ▁separately ▁in ▁pack s ▁of ▁eight . ▁ ▁This ▁edition ▁of ▁G amma ▁World ▁includes ▁the ▁following ▁three ▁box ed ▁sets ▁( one ▁core ▁set ▁and ▁two ▁expansion ▁k its ): D & D ▁G amma ▁World ▁Ro le play ing ▁Game ▁by ▁Richard ▁Baker ▁and ▁Bruce ▁R . ▁Cord ell D & D ▁G amma ▁World ▁Exp ansion ▁Kit : ▁Fam ine ▁in ▁Far - go ▁by ▁Robert ▁J . ▁Schw al b D & D ▁G amma ▁World ▁Exp ansion ▁Kit : ▁Leg ion ▁of ▁Gold ▁by ▁Richard ▁Baker ▁and ▁Bruce ▁Cord ell ▁ ▁Add itional ▁content ▁was ▁released ▁for ▁the ▁ 7 th ▁Edition ▁of ▁G amma ▁World ▁at ▁Game ▁Day ▁ 2 0 1 0 ▁and ▁at ▁the ▁ 2 0 1 0 ▁Pen ny ▁Ar cade ▁Ex po , ▁Tr ouble ▁in ▁Fre es bor o ▁and ▁P ax ▁Ext r ater rest ria ▁respectively . ▁In ▁addition , ▁a ▁Christmas ▁them ed ▁advent ure ▁and ▁veh icular ▁combat ▁rules ▁were ▁released ▁online . ▁ ▁Re ception ▁Ron ald ▁Pe hr ▁review ed ▁G amma ▁World ▁in ▁The ▁Space ▁G amer ▁No . ▁ 3 2 . ▁Pe hr ▁commented ▁that ▁" If ▁you ▁liked ▁its ▁pro gen itors , ▁G amma ▁World ▁is ▁an ▁interesting ▁variant . ▁Begin ning ▁players ▁should ▁find ▁it ▁easy ▁to ▁learn , ▁and ▁ref ere es ▁are ▁challeng ed ▁to ▁create ▁a ▁play able , ▁bal anced ▁world .