First Look: Electro-Harmonix Green Russian Big Muff Pi John BohlingerNovember 13, 2017VideoPG's John Bohlinger gets wild and wooly with Mike Matthews' latest fuzz that got its gnarly start almost four decades ago.featured-storiesgearvideosfirst-lookelectro-harmonixfuzzeffectsspecial-featured-storieswhats-newGearEffectsFirst LooksVideosReviews