There's always an underwater level. Design a mock-up of a new, original video game showing a level that is set underwater. For this particular game you are restricted to 10 specific colours, these colours are shown below.
Canvas size - Unrestricted.
Colours - Max 10. Must use only the colours from the palette below:
Animation - Optional.
Transparency - No.
The challenge thread will have all the challenge updates. The thread is also a great place to post your WIPs.