Agent X (prototype, rev 1) is a very early prototype version of the Agent X arcade game. Its exact release date and developer are currently unverified, however we can assume it is unreleased. As a prototype, the game is incomplete and may include unfinished features, programming errors, placeholder graphics, and rough mechanics. It's a developmental milestone that offers insight into the game's design evolution.  Compared to the later revisions, this version likely exhibits several differences, ranging from gameplay mechanics to visual assets. The availability of the prototype is extremely limited, making it highly sought-after among collectors of arcade game history and those interested in the development process of video games. 

Agent X (prototype, rev 1)

After Burner II