 Nyorai kupfuurira kweiyi ndima - Injini yacho yanga yakasiyana neiyo id Tech 3 injini iyo yakavakirwa pairi kubvira Call of Duty 2 muna 2005. Zita reinjini harina kuziviswa kusvika IGN yaudzwa paE3 2009nestudio kuti aizomhanya painjini yeIW 4.0. Kuvandudzwa kweinjini uye mitambo ye Call of Duty kwakakonzera kubatanidzwa kwezvinhu zvemberi zvemifananidzo uku uchichengetedza avhareji yemakumi matanhatu mafuremu pasekondi pane zvinonyaradza uye PC. 