However, to fit the game onto standard Atari 8-bit cartridges of the era, it had to be "slimmed down" from 48K to just 16K. This led to significant cuts, including: : Elaborate intros were removed.

"Preliminary Monty" is the of the classic platformer Montezuma's Revenge , developed by Robert Jaeger for Utopia Software in 1983.

The file is primarily preserved as an file, specifically titled "Preliminary Monty (1983)(Utopia).atr."

As a precursor to the "Metroidvania" genre, Preliminary Monty focuses on non-linear exploration of an Aztec fortress.

Robert Jaeger initially programmed Montezuma's Revenge as a sprawling 48K game under his company, . After showcasing it at the 1983 Consumer Electronics Show (CES), the game was licensed by Parker Brothers .