Pedals that stack with the Blackstar HT Club 40 MkIII

pushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → mid-forward)

The Gritador's asymmetrical, TS-style clipping gives the HT Club 40's articulate, direct-recording clean voice a more focused front end to push into.

Goes in front of the amp

pushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → tight)

Friedman BE-OD pushes a high gain tone toward tight

Goes in front of the amp

pushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (high gain → clean boost)

Into the HT Club 40's articulate, direct-recording clean channel, the King of Tone's transparent boost has real headroom to open up.

Goes in front of the amp

sits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor. (high gain → modulated)

Origin Effects MAGMA57 Amp Vibrato & Drive's own voicing points at Marshall-style amps, and Blackstar HT Club 40 MkIII delivers it

Goes in front of the amp

shapes the dynamic responseShapes how the tone responds to picking dynamics rather than its frequency or gain.

Blackstar HT Club 40 MkIII's own transparent character is the real reason this is worth trying

Goes in front of the amp

Catalinbread Dirty Little Secret Deluxe's own voicing points at Marshall-style amps, and Blackstar HT Club 40 MkIII delivers it — goes in the amp's FX loop (or last, into a clean amp)

Sits in the amp's effects loop

sits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor. (high gain → shimmer)

Put Boss DD-200 Digital Delay in Blackstar HT Club 40 MkIII's effects loop, clear of Blackstar HT Club 40 MkIII's own gain stage — goes in the amp's FX loop (or last, into a clean amp)

Sits in the amp's effects loop