Boss Katana 100 Gen 3 settings
Mr. Crowley settings for Boss Katana 100 Gen 3
Ozzy Osbourne · adapted 2 times on ToneAdapt
To get the Ozzy Osbourne "Mr. Crowley" riff tone on a Boss Katana 100 Gen 3, set Gain 6.5, Bass 4, Mid 5.5, Treble 7, Presence 5.5, Reverb 0. Use the bridge pickup with your guitar's tone on 10 and volume on 10.
Riff settings
Adapted for a Yamaha Revstar RSE20 · updated 2026-10-14
- Pickup
- Bridge pickup
- Guitar knobs
- Tone 10 · Volume 10
Boss Katana 100 Gen 3 knobs
- Gain
- 6.5
- Bass
- 4
- Mid
- 5.5
- Treble
- 7
- Presence
- 5.5
- Reverb
- 0
- Fx
- 0
- Bst
- 0
- Contour
- 0
- Variation
- 0
- Solo boost
- 0
- Cab resonance
- 1
- Power control
- 2
Playing tips
- Focus on tight palm muting for chugging rhythms.
- Use a percussive picking attack to enhance articulation.
- Maintain a steady tempo to keep the riff tight and punchy.
The original rig
What Ozzy Osbourne used on the recording, for reference. ToneAdapt translates this to the controls your Boss Katana 100 Gen 3 actually has.
- Guitar
- 1974 Gibson Les Paul Custom
- Amp
- 1975-76 Marshall JMP 1959 Super Lead MKII 100-watt head into Marshall 1960A/B 4x12 cabinets with Altec 417-8H speakers
- Gain
- 6.5
- Bass
- 4
- Mid
- 5.5
- Treble
- 7
- Presence
- 5.5
- Reverb
- 0.5
Different guitar or pedals? Get Mr. Crowley adapted to your exact rig
These settings were generated for the gear named above. ToneAdapt adapts Ozzy Osbourne's tone to your own guitar, pickups, amp and pedals in seconds.
Frequently asked questions
What are the best Boss Katana 100 Gen 3 settings for Mr. Crowley?
Set Gain 6.5, Bass 4, Mid 5.5, Treble 7, Presence 5.5, Reverb 0.
Which pickup should I use for Mr. Crowley?
Bridge pickup, with the guitar's tone at 10 and volume at 10.
What gear did Ozzy Osbourne use on Mr. Crowley?
Guitar: 1974 Gibson Les Paul Custom. Amp: 1975-76 Marshall JMP 1959 Super Lead MKII 100-watt head into Marshall 1960A/B 4x12 cabinets with Altec 417-8H speakers.
Will these settings work with my guitar?
These settings were adapted for a Yamaha Revstar RSE20. Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact guitar, pickups, amp and pedals.
Mr. Crowley on other amps
Popular songs on the Boss Katana 100 Gen 3
- Master of Puppets · Metallica
- Walk · Pantera
- Holy Wars · Megadeth
- Enter Sandman · Metallica
- Raining Blood · Slayer
- Hotel California · Eagles
- Whole Lotta Love · Led Zeppelin
- Back in Black · AC/DC
- Iron Man · Black Sabbath
- 1979 · The Smashing Pumpkins
- Floods · Pantera
- Rooster · Alice in Chains
Settings are generated by ToneAdapt's tone adaptation for the gear named on this page and are a starting point — every amp, guitar and room is a little different.