A list of unique and unusual guitar effects pedals has been compiled, featuring a selection of quirky and distinctive options. The list appears to highlight a variety of pedals with special characteristics, including some with minimalist aesthetics and others with unusual functional aspects. The exact nature and scope of the list is unclear, with some outlets referencing a specific number of pedals, such as 12, while others mention different numbers or focus on specific types of pedals, like fuzz pedals.