Date Region Description Price Seller
USAPedal only. Some scratches on the finish but nothing su...$110.00
EUPerfect condition. Full range overdrive, stacks really ...$130.94
USAFor your consideration is my MD Royal Blue OD! Superb l...$105.00
USAThank you for checking out this listing from PedalsToMe...$149.00
JapanThe MAD PROFESSOR ROYAL BLUE OVERDRIVE FAC is now in st...$192.57
USAHere is a Mad Professor Royal Blue Overdrive In Very Go...$115.00
USAIncludes original box. ![Mad Professor Royal Blue Ove...$153.00
EULa Royal Blue Overdrive de Mad Professor est une pédale...$238.79
USAMint condition in perfect working order with box & ...$135.00
USAVery Good, like new condition. Works as is should. Grea...$150.00