Pedals that stack with the Randall Thrasher 50W Head

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

Stack Suhr Shiba Drive on top and a high gain tone tightens toward mid-forward

Goes in front of the amp

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

Feed a high gain signal into Keeley Red Dirt Overdrive and it comes out closer to mid-forward

Goes in front of the amp

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

Beetronics Buzzter Boost Preamp takes that high gain character and pushes it toward clean boost

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 → shimmer)

Put Electro-Harmonix Deluxe Electric Mistress after Randall Thrasher 50W Head in the signal chain, clear of Randall Thrasher 50W Head's own gain stage

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 → lush)

Keep Randall Thrasher 50W Head's high gain voice out front: Hungry Robot Moby Dick V2 goes in Randall Thrasher 50W Head's effects loop so its ambient voice doesn't muddy 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.

Keep Randall Thrasher 50W Head's high gain voice out front: TC Electronic Triple Flashback Delay goes in Randall Thrasher 50W Head's effects loop so its tight voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)

Sits in the amp's effects loop

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

Crazy Tube Circuits Golden Ratio's own tight character is the real reason this is worth trying

Goes in front of the amp