U, U, D, D, L, R, L, R, B, A – an abstract sequence of inputs that is deeply ingrained into cultural memory. We explore the history of the Konami Code, with lots of fun trivia and gimmicks to try yourself!
Nintendo Power Issue #1, July/August 1988 (Nintendo Power)
What Is the Konami Code, and How Do You Use it? (Benj Edwards)
Konami Code | Full Supported Konami Video Games List (Hanna Synetska)
Konami Code (IGN)
Even the Bank of Canada can’t resist the Konami code (Megan Farokhmanesh)