Pedals that stack with the Blackstar Unity Bass U30

Colorsound Overdriver

Colorsound Overdriver is voiced for a clean amp's front end — Blackstar Unity Bass U30 gives it exactly that

Ashdown Geezer Butler Signature

Ashdown Geezer Butler Signature stacks high gain on top of the mid-forward already here

Friedman BE-OD

Into Blackstar Unity Bass U30, Friedman BE-OD is right at home: it's built around a clean amp's front end

Fuzzrocious Cosmic Bull Shark

Run Fuzzrocious Cosmic Bull Shark after Blackstar Unity Bass U30 in the signal chain, clear of Blackstar Unity Bass U30's own gain stage

Wren and Cuff Gold Comp

Wren and Cuff Gold Comp's own germanium character is the real reason this is worth trying

Strymon El Capistan

Keep Strymon El Capistan in Blackstar Unity Bass U30's effects loop, clear of Blackstar Unity Bass U30's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Alexander Pedals History Lesson Vol. 2

Keep Blackstar Unity Bass U30's mid-forward voice out front: Alexander Pedals History Lesson Vol. 2 goes in Blackstar Unity Bass U30's effects loop so its analog warmth voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)