[quote name='Hamster' post='19456' date='Jun 18 2007, 08:21 AM']Depending on the depth of your pockets, I've heard good reports about the Mutron and Crowther's Prunes & Custard.
Hamster[/quote]
In terms of weird odds and sods these are both good pedal to try out. The Mutron is amazing and the P+C is very fun, neither are a ring mod.
The best ringmod out there, IME, is the Frostwave Blueringer... the Mooger is also excellent, especially with an CV pedal.