- min ute ▁video ▁c ass ette ▁that ▁explains ▁how ▁to ▁set ▁up ▁and ▁play ▁the ▁game . ▁The ▁video ▁contains ▁foot age ▁of ▁The ▁Gate keeper , ▁a ▁man ▁who ▁often ▁interrupt s ▁the ▁game ▁to ▁occasionally ▁pun ish ▁or ▁reward ▁the ▁players ▁at ▁random . ▁For ▁example , ▁if ▁a ▁player ▁fails ▁to ▁answer ▁him ▁with ▁" Yes , ▁my ▁Gate keeper ", ▁he ▁may ▁ban ish ▁them ▁to ▁the ▁Black ▁H ole . ▁At ▁the ▁end ▁of ▁the ▁game , ▁if ▁no ▁player ▁has ▁won , ▁the ▁Gate keeper ▁appears ▁and ▁ends ▁the ▁game , ▁declaring ▁himself ▁the ▁winner . ▁ ▁Development ▁Phill ip ▁T anner ▁and ▁Bre tt ▁Clement s ▁met ▁in ▁ 1 9 8 2 ▁– ▁they ▁were ▁rep or ters ▁for ▁Simon ▁Town send ' s ▁Wonder ▁World ▁– ▁and ▁a ▁year ▁later , ▁they ▁both ▁set ▁up ▁their ▁own ▁television ▁production ▁company , ▁A ▁Cou ple ▁' A ▁Cow bo ys . ▁They ▁developed ▁a ▁pilot ▁and ▁took ▁it ▁to ▁Village ▁Road show , ▁who ▁within ▁ 2 4 ▁hours ▁signed ▁a ▁market ing ▁and ▁distribution ▁agreement . ▁Night m are ▁was ▁released ▁in ▁September ▁ 1 9 9 1 . ▁In ▁Europe , ▁the ▁game ▁was ▁renamed ▁to ▁At mos f ear ▁to ▁avoid ▁legal ▁issues ▁with ▁the ▁name ▁Night m are , ▁which ▁was ▁already ▁taken . ▁On ▁the ▁game ' s ▁release , ▁a ▁market ing ▁campaign ▁was ▁launched ▁with ▁advert ising ▁appearing ▁on ▁television ▁and ▁in ▁cin emas . ▁ ▁Re