1. 3E3 4B8 C46 - Infinite air

2. 050 AC8 6E6 - Less air when you jump out of the water

3. 003 4B8 C46 - Air goes down slower

4. 21C D49 6E2 - Infinite energy

5. 05C D29 199 - Take less damage

6. FFC D29 199 - Protection from some hazards

7. 053 EAA 6E6 + 053 E4A 6E6 - Shells replenish less energy and less air

8. C93 E2A 6EE - No replenishment of air energy by anything, you can still get air by jumping out of water

9. 217 AD8 6E2 - No extra air when jumping out of the water, use this code with code "air goes down slower" for a level