Now, go to your paint brush tool
. First, you will have to pick the shape. We want a circle so go ahead and pick the ROUND option where it says SHAPE:
Match these other settings aswell: (don't worry about the other options)
Now that you've got that done, make a new raster layer and set it to screen.
Select a color from your material palette and then start using the brush on the Mischa picture.
Mine turned out like this:
You can make it look even cooler by duplicating the base, setting it on top and setting it to overlay!
Look how it turns out: