Date Region Description Price Seller
JapanOverdrive with a wide range of tones The Royal Blue Overdrive (RBO) is a...$219.97
USAThe Mad Professor Royal Blue Overdrive delivers smooth, dynamic drive th...$130.00
USANeed a new dirt box? Of course you do. This one sounds amazing, is very ...$129.00
USAOne of the best overdrive pedals! Transparent, touch-sensitive goodness....$110.00