Pedals that stack with the Boss CS-2 Compression Sustainer

Fjord Fuzz Berserk

The transparent tone has headroom to spare — Fjord Fuzz Berserk gives it fuzzy to fill it with

Beetronics Nectar

Into a transparent tone, Beetronics Nectar brings the low gain it's missing

Mr. Black Bloodmoon

Mr. Black Bloodmoon's dark voice goes after Boss CS-2 Compression Sustainer in the signal chain — it's not there to compete with Boss CS-2 Compression Sustainer's own compressed character — goes in the amp's FX loop (or last, into a clean amp)

Meris Polymoon

Put Meris Polymoon after Boss CS-2 Compression Sustainer in the signal chain, clear of Boss CS-2 Compression Sustainer's own gain stage — goes in the amp's FX loop (or last, into a clean amp)