a little spare time and a pen

If you have spare time and spare sharpie markers then check out the kentucky.com article Man decorates basement with $10 worth of Sharpie, the end result is awesome!

When Charlie Kratzer started on the basement art project in his south Lexington home, he was surrounded by walls painted a classic cream. Ten dollars of Magic Marker and Sharpie later, the place was black and cream and drawn all over.....