Bubble Bobble Part 2
From NES Hacker Wiki
Bubble Bobble Part 2 is a sequel to one of the best games ever made on the NES. Although this is a 2 player game you do not actually play together, like in the original.
See the guide on Easy Cheats to find out how to use these.
0479 - 09 - Infinite Lives 00DE - 01 - Long Shot Bubbles 0478 - 05 - Infinite Hearts 00DC - 05 - Infinite Continues
North America / Japan
0479 - Lives 00DE - Long Shot Bubbles 0478 - Infinite Hearts 00DC - Infinite Continues