GBA Games > Bubble Bobble Old and New Cheats

Unlockable - Get the Computer Controlled Bobblen.
Get the Computer Controlled Bobblen.	To get Bob, the blue Dinosaur, beat the final boss in level 100. When you start a new game press start and select 'bobblen' at the pause screen

Password - Unlock Game Modes
Enter these codes at the "New" or "Old" main title screen:

Power-up Mode for Old	At the ''Old'' Mode title screen enter: Select, R, L, Left, Right, R, Select, Right
Super Mode	Select a save file, and go to the ''New'' title screen. From there, tap in Right, R, Left, L, Select, R, Select, L
Super Game mode for Old	Beat boss in Super mode with 2 players. Enter code at ''Old'' mode title screen: Left, R, Left, Select, Left, L, Left, Select
Original Mode for Old - allows you to access the secret rooms even if you die	Enter the code at the ''Old'' mode's title screen - L, R, L, R, L, R, Right, Select
"E-X-T-E-N-D" bubbles will constantly flow in during most levels	Up-Up-Down-Down-Left-Right-Left-Right
Original Mode for New	On "New" mode title screen: L, R, L, R, left, select, right, select
Power-up Mode for New	On "New" mode title screen: left, left, left, L, right, R, R, L

Gamespot

Bubble Bobble Old and New Cheats and Tips [GBA]