"A few years ago I made some custom pedals which were essentially a Diablo+ combined with an extra booster in a bigger enclosure. Gregor owns one and asked me if we could built a few again. We even found some of the original old boost+ boards and used them for this project" (Heiko "Okko" Lauenroth) Was available exclusively from www.gregorhilden.de - and sold out within 3 days!