Pro Action Rocky
The Pro Action Rocky is a Game Enhancer for the NES/Famicom. It was released in the JP region in fall 2003 by Cyber Gadget. It was released for about the same price the Game Genie debuted at in Canada, which was close to $125 Canadian or ¥9800. The Pro Action Rocky comes pre-loaded with codes for 124 games out of the Famicom library of 1,251 games. Cyber Gadget published more codes in the monthly magazine, Action Replay. However, no new codes have been published on their website since Spring 2004.
Unlike the Game Genie codes could be turned off mid-game.
-  Page with info on code encryption.