Each is 5.00 USD. Paypal only, pl0x.
If you would like a reference sheet including a step-by-step coloring guide to help you draw it, they're 20.00 USD.
Almost all of these change color with their mood swings, and can be painted a wide variety of colors and patterns.
The mimic puddlecuttle can change color and drastically change its shape to fit in with its background, or imitate another more dangerous animal.