Out of the two pedals I'd go for the Oxide. I had a TAFM, it was a good pedal, but I flipped it when I got a Dwarfcraft Baby Thundaa. Both the TAFM and Baby Thundaa are Muff-ish, but the BT can get a more synthy quality to it. You may also want to look into the Zvex Mastotron, a lot of people...