Sound Test
On the title screen, press ![[Left]](http://www.smspower.org/pub/arrows/left.png)
![[Right]](http://www.smspower.org/pub/arrows/right.png)
![[Down]](http://www.smspower.org/pub/arrows/down.png)
![[Up]](http://www.smspower.org/pub/arrows/up.png)
. Now press any button on 'Game Start' and you will access the sound test.
Action Replay codes
- 00C11903
- Infinite lives/eggs (keeps showing 03)
- 00C11D63
- Infinite time (keeps showing 99)
- 00C1A205
- Infinite polar bears while on "Editor" mode (keeps showing 5)
- 00C430XX
- Level select. XX = 01 to 32 (hex - 32 = level 50).
See the main page for Penguin Land / Doki Doki Penguin Land - Uchuu Daibouken (どきどき ペンギンランド 宇宙大冒険) / Uju Daemoheom (우주 대모험)