Riff Tone

Evidence

Lamb of God

Guitarmetal2010s+

Original Gear

GuitarJackson Dominion (Mark Morton signature, likely custom shop or USA model, mahogany body, maple cap, rosewood board)

AmpMesa/Boogie Mark IV (studio era) or Mark V (live), with Mesa/Boogie 4x12 cabinet loaded with Celestion Vintage 30s

PickupsSeymour Duncan 'Dominion' humbuckers (ceramic bridge, alnico neck, custom for Mark Morton)

Amp Settings

gain8

bass6

mid5.5

treble6.5

reverb0

presence6.5

Effects & Signal Chain

overdriveMaxon Maxon OD808 Overdrive

noise_gateISP ISP Decimator Pro Rack G

Notes

Studio recording for 'Evidence' (from 'Omens', 2022); Mark Morton is confirmed to use Jackson Dominion with Seymour Duncan Dominion pickups and Mesa/Boogie Mark IV for rhythm tracks in studio. No evidence of alternate guitars or amps for this riff section. No evidence of effects loop use for rhythm. Settings estimated based on genre, era, and Mark Morton's known approach.

Tone Character(10)

tight and percussivearticulate riffingaggressive palm mutingscooped but present midshigh-gain saturationprecise and relentlesspunchy low endclear note separationminimal ambiencefocused attack

Difficulty

The riff requires advanced right-hand technique, tight palm muting, and precise rhythm, making it challenging for most players.

Sources

Lamb of God Members, Gear & Sound | Equipboard Like Nuno Bettencourt, Mark Morton isn’t afraid to use a classic dirt pedal in an unorthodox fashion – here he reveals the secret behind his crushing Lamb Of God rhythm tone | MusicRadar Lamb of God’s Mark Morton [2026] - Premier Guitar

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