Mouser

Mouser
Developer: UPL Publishers: UPL, Cosmos Platform: Arcade (Custom) Released internationally: February 1983 This game has a hidden developer message. This game has hidden developer credits.

Mouser is a simple platform game. Avoid the pink mice and capture the blue ones to lower a ladder to the King of All Mice. Oh, he kidnapped your girlfriend, FYI.

Developer Credits

There are three messages hidden in plain text in the graphics ROM. The first is at 0x1AE0:

PLAYLAND
BY BUCHA
BY MICHI
THANK YOU

The second is at 0x36E0:

BUCHA =
RYUICHI NISIZAWA

And the last, at 0x3AE0:

DIRECT & CODING
 DESIGN BY BUCHA

(Source: Original TCRF research)