This is one of Aion's. My ears really dig the fuzz on this one and it's rather interactive. I haven't messed with the PUP switch yet as I've only tested this pedal on its own. I'll stick a few pedals in front of it and see what the deal is or whether I can even tell a difference.
(https://live.staticflickr.com/65535/53577094888_9281c57174_z.jpg) (https://flic.kr/p/2pCqBHj)
(https://live.staticflickr.com/65535/53577204844_a4b1ee444b_z.jpg) (https://flic.kr/p/2pCrbp7)