Step 1.

First of all, think of a spesefic charter for your monster. 

Step 2.

Make the shapes clearer and erase the draft lines. Try to outline the monster with thin lines.

Step 3.

Use different layers for drawing various parts of the monster.

Step 4.

Start coloring the monster, using bright colors.

Step 5.

Pay attention to the reflection in the eyes. 

Step 6.

Do not forget details! Nails, hair, teeth, and other unique “monstry” parts!