Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Passage: Dabere n'akụkọ mkpirikpi Richard Matheson dere n'afọ 1956 nke aha ya bụ "Steel". Edere ihe odide mbụ ahụ site n'aka Dan Gilroy ma zụta ya site na DreamWorks maka $ 850,000 na 2003 ma ọ bụ 2005 (isi mmalite dị iche). Ọrụ ahụ bụ otu n'ime ọrụ iri na asaa nke DreamWorks wepụtara na Paramount Pictures mgbe ha kewara na 2008. Onye nduzi Peter Berg gosipụtara mmasị na oru ngo ahụ n'etiti afọ 2009 ma ọ gakwaghị n'ihu. E tinyere Levy na oru ngo ahụ na Septemba 2009, ma tinye Jackman n'ọrụ na November maka ego $ 9 nde. N'otu ọnwa ahụ, Steven Spielberg na Stacey Snider na DreamWorks nyere ọrụ ahụ akwụkwọ ndụ akwụkwọ ndụ. Les Bohem na Jeremy Leven rụrụ ọrụ na Gilroy si edemede, ma na 2009 John Gatins na-arụ ọrụ na a ọhụrụ draft. Mgbe Levy sonyeere oru ngo ahụ, ya na Gatins rụkọrọ ọrụ iji degharịa edemede ahụ, na-etinye ngụkọta izu isii na-edozi edemede ahụ. Ụlọ ọrụ mgbasa ozi bụ́ FIVE33 mere "bible" dị narị peeji abụọ banyere ịkụ ọkpọ robot. Levy kwuru na Spielberg na Snider kpọrọ ya oku mgbe ọ na-emecha Date Night, na mgbe onye nduzi ahụ lere anya na Real Steel nwere "ihe nzuzu", ọ nabatara mgbe ọ gụchara edemede ahụ ma chee na ọ nwere ike ịbụ "egwuregwu egwuregwu mmadụ n'ezie. "Real Steel nwere mmefu ego mmepụta nke $ 110 nde. Levy họọrọ itinye ihe nkiri ahụ na ihe ngosi steeti na ọnọdụ ndị ọzọ "ochie" nke Americana nke ga-eme ka nostalgia na-emepụta ụda na-ekpo ọkụ maka akụkọ nna-nwa nke ihe nkiri ahụ. E nwekwara mgbalị e mere iji jikọta nkà na ụzụ ọhụrụ na nke ochie. Ihe nkiri ahụ malitere na June 2010, wee kwụsị na October 15, 2010. Ebe dị iche iche gụnyere ebe dị gburugburu Detroit, Michigan, na steeti niile, gụnyere na Renaissance Center, Cobo Arena, isi ụlọ ọrụ Detroit Fire Department, Russell Industrial Center, Ingham County Courthouse na Mason, Michigan, Leslie Michigan Railroad Depot, Belle Isle Zoo mbụ, na Highland Park Ford Plant. Jason Matthews nke Legacy Effects, onye nọchiri Stan Winston Studios, e goro ọrụ iji gbanwee ihe eji emepụta Tom Meyer na-emepụta ihe na-arụ ọrụ na-arụ ọrụ. Ọ sịrị, "Anyị...  Ajụjụ: Gịnị ka Matheson dere n'etiti afọ ndị 1950?
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