Pedals that stack with the ENGL Fireball 25 E633

pushes an amp at the edge of breakupPushes an amp already sitting at the edge of breakup over the line. (edge of breakup → clean boost)

Stack MXR Micro Amp on top and a edge of breakup tone tightens toward clean boost

Goes in front of the amp

pushes an amp at the edge of breakupPushes an amp already sitting at the edge of breakup over the line. (edge of breakup → clean boost)

Z.Vex Super Hard On takes that edge of breakup character and pushes it toward clean boost

Goes in front of the amp

pushes an amp at the edge of breakupPushes an amp already sitting at the edge of breakup over the line. (edge of breakup → clean boost)

Greer Southland pushes a edge of breakup tone 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.

Put Walrus Audio Fundamental Chrous after ENGL Fireball 25 E633 in the signal chain, clear of ENGL Fireball 25 E633'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.

Run Boss DD-3 Digital Delay in ENGL Fireball 25 E633's effects loop, clear of ENGL Fireball 25 E633's own gain stage — 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 → slapback)

MXR Analog Delay's warm voice goes in ENGL Fireball 25 E633's effects loop — it's not there to compete with ENGL Fireball 25 E633's own high gain character — 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 → ambient)

What Pigtronix Gloamer Volume Swell brings here leans toward smooth — that's worth building a pairing around

Goes in front of the amp