This instructable will teach you how to make bruises/cuts with water colors.
Step 1: Wet Them Water Colors
I'm using regular kids water colors for this. Start wetting your water colors!
DONT FORGET TO USE WASHABLE ONES OR WEAR AN APRON.
Step 2: Start With a Base Coat
Step 3: Layer Layer Layer
As layers of colors like red, green, yellow, and maybe a little orange.
And don't forget to rub in each color as you apply. And only add a little at a time In case you screw up.