Mega Man Battle Network 2 Game Cheats ( Game Boy Advance )
Hard Mode
After getting all 5 stars, at the title screen, point to "New Game." Then press Left, Left, Right, Left, Right, Left, Right, Right (on the directional pad, not the shoulder buttons). "New Game" should turn orange.
Now select New Game, when you look at the menu, you'll find that "netbattle" has been disabled (blacked out). Save, then restart your game, and you will find Hard Mode under "New Game" and "Continue."
