(At least I think it is)
How to Draw an AXOLOTL (in my style)

Step 1, canvas

Step 2, sketch

Step 3, rough lineart

Step 4, better lineart

Step 5, face

Step 6, making outlines for markings

Step 7, color

Step 8, minor changes and finishing touches!
Reference:

My squishmallow Merilyn ✨
HAND REVEAL OMG OMG OMG