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Mission X (Intellivision)

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Title Screen

Mission X

Developer: Mattel Electronics
Publisher: Mattel
Platform: Intellivision
Released in US: July 1983
Released in EU: 1983


CopyrightIcon.png This game has hidden developer credits.


Where X equals "shoot stuff."

Developer Credit

A programmer credit is hidden in the ROM at 0x1A5:

PROGRAMMED BY JOHN TOMLINSON

MissionXIntel DevCreds.png

By pressing 9 on the Left Controller and 6 on the Right Controller and then hitting Reset, this name appears on the title screen.

However, not content with hiding his name just once, this string appears 31 more times in the ROM! This starts at 0x34F1.

(Source: Original TCRF research)