Alternatives to the Boss HM-2 Heavy Metal

Boss DS-1 Distortion

Shared character: metal, extreme settings, noise

Behringer HM300

Shared character: noise, thickness, gain

Boss SD-1 Super OverDrive

similar tone character

DigiTech Metal Master

similar tone character

TC Electronic MojoMojo Overdrive

similar tone character

Friedman BE-OD Deluxe

Shared character: noise, mix, thickness

Wampler Dracarys

Shared character: metal, noise, distortion

Revv Northern Mauler

Shared character: metal, mix, distortion

Shin's Music Dumbloid B

Similar role and voicing

A/DA MP-1

Shared character: noise, metal, mix

Catalinbread Sabbra Cadabra 10 Red

Similar voicing: bright, harmonically rich

Laney Supergrace Billy Corgan Preamp

Similar role and voicing

Universal Audio Uafx Anti 1992 High Gain Amp

Shared character: aggressive playing, studio

Maxon OD808

Shared character: metal, distortion

Way Huge Pork Loin

Shared character: need, mix, thickness

Mad Professor Mad-Rbo

Shared character: extreme settings, gain, distortion

Abasi Pathos Distortion

Shared character: distortion, full

Boss DS-2 Turbo Distortion

Shared character: noise, durable construction, mix

Catalinbread Sabbra Traditional Ink

Shared character: noise, gain

Friedman Box of Doom Distortion

Shared character: distortion

MXR M104 Distortion+

Shared character: metal, durable construction, gain

MXL MXR Randy Rhoads Concorde Distortion

Shared character: metal, distortion

ProCo RAT 2

Shared character: warm tones, noise, thickness

ThorpyFX The Bunker

Shared character: wide tonal range, distortion

Dean Markley Overlord

Shared character: noise, gain, full

EarthQuaker Devices Life Pedal

Shared character: metal, gain, distortion

MXR Fullbore Metal

Shared character: noise, metal, gain

Tone City Golden Plexi V3 Mini Distortion

Shared character: distortion

Mad Professor 1 Overdrive

Shared character: gain, distortion, studio