Date Region Description Price Seller
UKAs new Mad Professor Royal Blue overdrive Custom editio...$196.68
USAVelcro ![Mad Professor Royal Blue Overdrive](https://...$90.00
USAMad Professor Royal Blue Pedal Mint Condition. Mint c...$132.50
USAMint condition Velcro Original box in good condition ...$180.00
USAWorks properly. ![Mad Professor Royal Blue Overdrive]...$142.00
USAGreat overdrive, box included ![Mad Professor Royal Bl...$120.00
USARoyal Blue in good condition because of a few scratches...$149.00
USANeed a new stomp box? Of course you do. This one sounds...$179.00
USAAw yeah here we go again, beautiful Blues Driver clone....$135.00
USAMad Professor Royal Blue Overdrive in very good conditi...$109.00