Tone library / Opeth / Heir Apparent

Heir Apparent amp settings — Boss Katana 50 MkII

The Opeth guitar tone for “Heir Apparent”, dialed in for a Boss Katana 50 MkII with a Cort X100. Studio version, Watershed (2008) — main heavy rhythm riff

Original rig

PRS Custom 24 / Singlecut (bridge humbucker) into Laney VH100R & Marshall JVM/Plexi blending with Bogner/Mesa cabs engineered by Jens Bogren

Crushing, dark, tight progressive death metal rhythm in E standard with pronounced low-mid growl and controlled top-end
Amp settings — Boss Katana 50 MkII
CHANNELBrown amp type (Variation ON)BOOSToff
GAIN 6 BASS 6 MID 7 TREBLE 5 REVERB 0 MASTER 4
KnobSetting (0–10)
Gain6
Bass6
Mid7
Treble5
Reverb0
Master4
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Guitar
PICKUPbridge TONE10 VOLUME10
Why these settings

The Katana 50 MkII lacks a presence knob, so top-end attack is controlled via Treble at 5 to avoid digital harshness. The Brown voice replicates the thick British high-gain saturation of Opeth's Laney and Marshall studio tracks without turning muddy on standard tuning riffs. Keep Mids at 7 to capture Jens Bogren's signature dense wall of rhythm guitars. For the quiet interlude: switch guitar to neck pickup with volume backed off to 5 on the Clean amp type.

PRO TIPHit the strings with heavy, consistent downstrokes right near the bridge to get the tight percussive attack of the opening riff despite being in standard E tuning.

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These settings are for a Boss Katana 50 MkII. ToneAdapt matches any song to whatever amp, guitar and pedals you own — first match is free.

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