Action role-playing video game Deadly Towers was created by Lenar and has been exclusively licensed by Irem for the Nintendo Entertainment System (NES). On December 15, 1986, it was made available in Japan; the next year, in September, it was made available in North America. Deadly Towers was a top seller in 1987 and one of the first role-playing video games for the NES to be released in North America.