Club Penguin Guide for the Underwater Room key. How to get the underwater room key to access Club Penguin’s underwater room. Here’s the guide:
(1) : Go to the Mine, enter Puffle Rescue, then click Black Puffle.
(2) : When you start the game, go up and collect the Black Puffle.
(3) : Now wait for the Octopus shadow.
(4) : Follow the Octopus shadow, and keep collecting bubbles that it leaves behind to go further.
(5) Now go up, when you get to the place with green, go left to the stair looking object.
(6): When the message comes up, click “Enter”
(7) : You will now be in the Underwater room. Once you’re there, find the Underwater key.
If you don’t understand this text guide, here’s a video tutorial I made: