You are more than welcome to use any of the adoptables on this page. I hope to have more available soon. They have all been created using a base from Wayuki's Place.
Just right click the image of your choice and go to 'Save As'

Draco Harry Hermione Ron
Ginny Luna Dumbledore Hagrid
Snape Trelawney Fred and George Moody
Remus Lupin Vapormort Voldemort Pettigrew
Quidditch Ron" Tonks Mcgonagall Neville
Kingsley Quidditch Ginny Quidditch Harry