Pedals that stack with the MXR CSP-026 Handwired Vintage '74 Phase 90

Fjord Fuzz Odin

Fjord Fuzz Odin's fuzzy fills in what this low gain tone doesn't make on its own

EarthQuaker Devices Dirt Transmitter

The low gain tone has headroom to spare — EarthQuaker Devices Dirt Transmitter gives it fuzzy to fill it with

Alexander Pedals SpaceXpander

Alexander Pedals SpaceXpander's spring voice goes after MXR CSP-026 Handwired Vintage '74 Phase 90 in the signal chain — it's not there to compete with MXR CSP-026 Handwired Vintage '74 Phase 90's own lush character — goes in the amp's FX loop (or last, into a clean amp)

Mr. Black Bloodmoon

Keep Mr. Black Bloodmoon after MXR CSP-026 Handwired Vintage '74 Phase 90 in the signal chain, clear of MXR CSP-026 Handwired Vintage '74 Phase 90's own gain stage — goes in the amp's FX loop (or last, into a clean amp)