Been eyeing some of these and open to other suggestions including OD and distortion (obscure is always good). Other pedals I really like to give you a sense for my general taste in tones:
-Fulltone Bass Drive Mosfet
-Swollen Pickle Green Rhino
-EHX Green Russian Reissue, Bass Big Muff Deluxe & Regular
-Darkglass Alpha Omega, Vintage Microtubes
-Boss DS-1
-Tech 21 VT Bass, YYZ
-Earthquaker Park Vintage, Hoof
I've tried and don't love (I'm more rock than metal btw):
-Way Huge Swollen Pickle, Soviet Pickle, Pork & Pickle
-Zvex Woolly Mammoth, Fuzz Factory
-Malekko B:assmaster, Diabolik
-Walrus Jupiter
-Darkglass Duality, B7K, Microtubes X
-ProCo Rat & Variations
-Fulltone OCD
-Earthquaker Terminal, Bellows, Acapulco Gold, Plooms
-EHX Op-Amp
-TC Rusty Fuzz
-Source Audio Aftershock
-Boss BD-2, MT-2
-Gamechanger Plasma
-Agular Fuzzistor
-MXR Bass Fuzz Deluxe, M89
-DBA Evil Fuzz
-Rodenberg LDP
-Fulltone Bass Drive Mosfet
-Swollen Pickle Green Rhino
-EHX Green Russian Reissue, Bass Big Muff Deluxe & Regular
-Darkglass Alpha Omega, Vintage Microtubes
-Boss DS-1
-Tech 21 VT Bass, YYZ
-Earthquaker Park Vintage, Hoof
I've tried and don't love (I'm more rock than metal btw):
-Way Huge Swollen Pickle, Soviet Pickle, Pork & Pickle
-Zvex Woolly Mammoth, Fuzz Factory
-Malekko B:assmaster, Diabolik
-Walrus Jupiter
-Darkglass Duality, B7K, Microtubes X
-ProCo Rat & Variations
-Fulltone OCD
-Earthquaker Terminal, Bellows, Acapulco Gold, Plooms
-EHX Op-Amp
-TC Rusty Fuzz
-Source Audio Aftershock
-Boss BD-2, MT-2
-Gamechanger Plasma
-Agular Fuzzistor
-MXR Bass Fuzz Deluxe, M89
-DBA Evil Fuzz
-Rodenberg LDP