Rampage (Atari Lynx)

Rampage
Developer: Atari Corporation Publisher: Atari Corporation Platform: Atari Lynx Released in US: 1992 This game has hidden developer credits. This game has a hidden level select.

It's Rampage...on the go!

Level Select

After selecting a character, press Pause twice before the screen changes. At the pre-stage screen, hold Option 1 and press Left or Right to change the stage.

(Source: GameFAQs (Ben Zetlitz))

Programmer Picture

When the Level Select is active, press Pause twice each on San Francisco (6) and then Albuquerque (15), followed by holding Option 2 and pressing B, taking the game to the "Final Top Score" screen. Now, press A once to show the "Grand Champion" screen, and then once more to reveal this picture of lead programmer Peter Wierzbicki.

(Source: ConsoleDatabase)