Pedals that stack with the Vertex Steel String Supreme SRV (Slight Return Edition)

ZVEX Fuzz Factory

Run ZVEX Fuzz Factory after it and the bright edge settles into something more smooth

Shin's Music Dumbloid

Stack Shin's Music Dumbloid on top and a saturated tone tightens toward tight

Hughes & Kettner Tube Rotosphere MKII The Analog Leslie Simulator

Run Hughes & Kettner Tube Rotosphere MKII The Analog Leslie Simulator after Vertex Steel String Supreme SRV (Slight Return Edition) in the signal chain, clear of Vertex Steel String Supreme SRV (Slight Return Edition)'s own gain stage

Crazy Tube Circuits Golden Ratio

Crazy Tube Circuits Golden Ratio leans toward tight, and that's a real, usable character to pair with

Boss DD-3 Digital Delay

Keep Vertex Steel String Supreme SRV (Slight Return Edition)'s compressed voice out front: Boss DD-3 Digital Delay goes after Vertex Steel String Supreme SRV (Slight Return Edition) in the signal chain so its transparent voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)

Caroline Guitar Company Kilobyte

Run Caroline Guitar Company Kilobyte after Vertex Steel String Supreme SRV (Slight Return Edition) in the signal chain, clear of Vertex Steel String Supreme SRV (Slight Return Edition)'s own gain stage — goes in the amp's FX loop (or last, into a clean amp)