The T-Rex DR. Swamp is a T Rex distortion pedal, currently around $279.99. Close alternatives include the Hotone Grass and the Footloose Effects Red Light. It pairs well with the Hiwatt Custom DR20H and the Peavey MiniMAX.
T-Rex DR. Swamp
T Rex · pedal
The T-Rex Dr. Swamp is a boutique-influenced fuzz pedal from T-Rex Engineering of Copenhagen, Denmark, delivering warm, swampy fuzz character with vintage-style saturation in T-Rex's robust Danish build quality.
What stands out
“Blues and vintage players who want warm fuzz character find the Dr”
— from the community notes
“Swamp is a boutique-influenced fuzz pedal from T-Rex Engineering of Copenhagen, Denmark, delivering warm, swampy fuzz character with vintage-style saturation in T-Rex's robust Danish build quality”
— from the listing
“Build quality is excellent”
— from the community notes
“Warm fuzz character suits blues, classic rock, and vintage applications”
— from the reviews
- fuzz
- vintage
- saturation
- warm
- classic rock
- vintage applications
Price updated Oct 23, 2026
Genres the T-Rex DR. Swamp is commonly used in
- Classic Rock
- Blues
- Stoner Rock
cited
Inferred from shared tonal signals, not a stated genre tag. - Noise Rock
cited
Inferred from shared tonal signals, not a stated genre tag. - Alternative
cited
Inferred from shared tonal signals, not a stated genre tag. - Rock
cited
Inferred from shared tonal signals, not a stated genre tag.
Amps that pair well with the T-Rex DR. Swamp
Hiwatt Custom DR20H
Hiwatt
19% matchpushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (saturated → tight)
Hiwatt Custom DR20H pushes a saturated tone toward tight
Comes later in the signal chain
Peavey MiniMAX
Peavey
18% matchpushes an already-dirty tonePushes an already-dirty tone harder and tightens it up. (saturated → tight)
Peavey MiniMAX pushes a saturated tone toward tight
Comes later in the signal chain
Gibson Les Paul LP-1 Preamp
Gibson
tonal matchComes later in the signal chain
Run fuzzy into Gibson Les Paul LP-1 Preamp for more modulated on top
Magnatone 510
Magnatone
tonal matchComes later in the signal chain
Run fuzzy into Magnatone 510 for more modulated on top
Pedals that stack with the T-Rex DR. Swamp
Beetronics Buzzter Boost Preamp
Beetronics
19% matchgain stackingStacks two gain stages for more saturation than either produces alone. (fuzzy → clean boost)
Put Beetronics Buzzter Boost Preamp in front and the fuzzy tone leans further toward clean boost
Comes earlier in the signal chain
Walrus Audio Ages
Walrus Audio
19% matchgain stackingStacks two gain stages for more saturation than either produces alone. (fuzzy → clean boost)
Walrus Audio Ages stacks clean boost on top of the fuzzy already here
Comes earlier in the signal chain
Caroline Guitar Company Somersault
Caroline Guitar Company
16% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor. (fuzzy → modulated)
Run Caroline Guitar Company Somersault after T-Rex DR. Swamp in the signal chain, clear of T-Rex DR. Swamp's own gain stage
Comes later in the signal chain
Jackson Audio Bloom MIDI
Jackson Audio
12% matchshapes the dynamic responseShapes how the tone responds to picking dynamics rather than its frequency or gain.
Jackson Audio Bloom MIDI's own spring character is the real reason this is worth trying
Comes earlier in the signal chain
Walrus Audio Melee Wall of Noise Black
Walrus Audio
9% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor. (fuzzy → octave)
Run Walrus Audio Melee Wall of Noise Black after T-Rex DR. Swamp in the signal chain, clear of T-Rex DR. Swamp's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Pigtronix Echolution
Pigtronix
9% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor. (fuzzy → modulated)
Keep Pigtronix Echolution after T-Rex DR. Swamp in the signal chain, clear of T-Rex DR. Swamp's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
EarthQuaker Devices Swiss Things
EarthQuaker Devices
EarthQuaker Devices Utility Series Buffer Preamp
EarthQuaker Devices
tonal matchComes later in the signal chain
Put EarthQuaker Devices Utility Series Buffer Preamp in front and the fuzzy tone leans further toward clean boost
Cheaper alternatives
TC Electronic Cinders Overdrive
TC Electronic
76% similarityShared character: fuzz, warm, vintage charm
Electro-Harmonix Crayon 69
Electro-Harmonix
70% similarityShared character: fuzz, warm, vintage charm
T-Rex FuzzTopia
T Rex
65% similarityShared character: fuzz
Caroline Guitar Company Crom
Caroline Guitar Company
59% similarityShared character: fuzz, vintage charm
Tru-Fi Colordriver 18V Version
Tru Fi
59% similarityShared character: fuzz, vintage charm, classic rock
Maxon FEA-10 Fuzz Elements Earth Overdrive
Maxon
58% similarityShared character: fuzz
Boutique & premium upgrades
Similar character
Hotone Grass
Hotone
65% similarityShared character: fuzz, warm
Footloose Effects Red Light
Footloose Effects
60% similarityShared character: fuzz, warm
NuX String Singer Overdrive
Nux
56% similarityShared character: warm, vintage charm, classic rock
Wren and Cuff Forest
Wren And Cuff
44% similarityShared character: fuzz
Electro-Harmonix Satisfaction
Electro-Harmonix
43% similarityShared character: fuzz, vintage charm
See all alternatives to the T-Rex DR. Swamp (cheaper + boutique) →
Questions people ask
What are good alternatives to the T-Rex DR. Swamp?+
The closest matches in character are the Hotone Grass, the Footloose Effects Red Light, the NuX String Singer Overdrive. Budget picks: TC Electronic Cinders Overdrive, Electro-Harmonix Crayon 69, T-Rex FuzzTopia. Boutique upgrades: Roger Mayer Visage 45.
What pairs well with the T-Rex DR. Swamp?+
Strong matches from rig and tone-complementarity evidence: Hiwatt Custom DR20H, Peavey MiniMAX, Gibson Les Paul LP-1 Preamp — Hiwatt Custom DR20H pushes a saturated tone toward tight.
How much does the T-Rex DR. Swamp cost?+
Around $279.99 (live listing price, updated Oct 23, 2026).