▁the ▁designs ▁by ▁H . ▁R . ▁G iger . ▁Port s ▁of ▁the ▁game ▁have ▁been ▁met ▁with ▁mixed ▁reception s ; ▁the ▁At ari ▁ 2 6 0 0 ▁version ▁was ▁very ▁successful , ▁while ▁the ▁N intendo ▁Entertainment ▁System ▁version ▁was ▁poor ly ▁received . ▁ ▁T ait o ▁has ▁released ▁several ▁ar cade ▁sequ els . ▁The ▁first ▁was ▁Space ▁Inv aders ▁Part ▁II ▁in ▁ 1 9 7 9 ; ▁it ▁featured ▁color ▁graphics , ▁an ▁attract ▁mode , ▁new ▁game play ▁elements , ▁and ▁added ▁an ▁inter mission ▁between ▁game play . ▁ ▁According ▁to ▁the ▁K iller ▁List ▁of ▁Video ▁Games , ▁this ▁was ▁the ▁first ▁video ▁game ▁to ▁include ▁an ▁inter mission . ▁The ▁game ▁also ▁allowed ▁the ▁player ▁with ▁the ▁top ▁score ▁to ▁sign ▁their ▁name ▁on ▁the ▁high ▁score ▁table . ▁This ▁version ▁was ▁released ▁in ▁the ▁United ▁States ▁as ▁Del ux e ▁Space ▁Inv aders ▁( also ▁known ▁as ▁Space ▁Inv aders ▁Del ux e ), ▁but ▁it ▁featured ▁a ▁different ▁graph ical ▁color ▁scheme ▁and ▁a ▁lun ar - city ▁background . ▁Another ▁ar cade ▁sequ el , ▁Space ▁Inv aders ▁II , ▁was ▁released ▁exclus ively ▁in ▁the ▁United ▁States . ▁It ▁was ▁in ▁a ▁co ck tail - table ▁format ▁with ▁very ▁fast ▁al ien ▁firing ▁and ▁a ▁compet itive ▁two - player ▁mode . ▁During ▁the ▁summer ▁of ▁ 1 9 8 5 , ▁Return ▁of ▁the ▁Inv aders ▁was ▁released ▁with ▁updated ▁color ▁graphics ▁and ▁more ▁complex