Masterpiece (JAP)

Progressive Metal - Japan

Mastodon

Progressive Metal - USA

Matherya

Progressive Metal - Mexico

Matheus Manente

Progressive Metal - Brazil

Matraz

Progressive Metal - Chile

Matt Harnett

Progressive Metal - USA

Mattsson

Progressive Metal - Finland

Maudlin Of The Well

Progressive Metal - USA

Maverick Spirits

Progressive Metal - Hungary

Max Yme

Progressive Metal - France

Maya (ITA)

Progressive Metal - Italy

Mayadome

Progressive Metal - Sweden

Mayfair (AUT)

Progressive Metal - Austria

Maze (CHL)

Progressive Metal - Chile

MCM : Masi Coven Macaluso

Progressive Metal - USA

MDP (ARM)

Progressive Metal - Armenia

Means End

Progressive Metal - Sweden

Mechanical Man

Progressive Metal - Russia

Mechanical Organic

Progressive Metal - Australia

Mehdi Alouane

Progressive Metal - France

Mehen

Progressive Metal - France

Meijah

Progressive Metal - Italy

Melcor

Progressive Metal - Chile

Melifera

Progressive Metal - Chile

Mellotrön

Progressive Metal - USA

Mellow Poetry

Progressive Metal - Sweden

Melodramus

Progressive Metal - USA

Melrose

Progressive Metal - USA

Members Of God

Progressive Metal - Italy

Memento Waltz

Progressive Metal - Italy

Memories Lab

Progressive Metal - Italy

Memory Of Silence

Progressive Metal - France

Menagerie

Progressive Metal - USA

Menahem

Progressive Metal - Brazil

Menam

Progressive Metal - France

Mendel

Progressive Metal - Netherlands

Mental Voice

Progressive Metal - Finland

Mentism

Progressive Metal - China

Mercurial Void

Progressive Metal - USA

Mercury Rising

Progressive Metal - USA

Mercuryio

Progressive Metal - Brazil

Meridian (USA-3)

Progressive Metal - USA

Messianic Era

Progressive Metal - Bangladesh

Mestis

Progressive Metal - USA

Metafor

Progressive Metal - Switzerland

Metal Jam

Progressive Metal - Brazil

Metalasia

Progressive Metal - Malaysia

Metalheart

Progressive Metal - Canada

Metalhonic

Progressive Metal - India

Metamorphosis (CH)

Progressive Metal - Switzerland

Metao

Progressive Metal - Canada

Metaphoric Mind

Progressive Metal - Italy

Metaphysics (ITA)

Progressive Metal - Italy

Methodica

Progressive Metal - Italy

Metrifusion

Progressive Metal - Chile

Metro Society

Progressive Metal - USA

Metroid Metal

Progressive Metal - USA

Metropolis (ARG)

Progressive Metal - Argentina

Metropolis (CHL)

Progressive Metal - Chile

Metropolis Child

Progressive Metal - France

Metrum

Progressive Metal - Austria

Michael Abdow

Progressive Metal - USA

Michael Pinnella

Progressive Metal - USA

Michal Lapaj

Progressive Metal - Poland

Mick Cervino

Progressive Metal - Argentina

Midgar

Progressive Metal - Spain

Midian (ITA-2)

Progressive Metal - Italy

Midnight (AZE)

Progressive Metal - Azerbaijan

Mike Gianelli

Progressive Metal - USA

Mike Kyre

Progressive Metal - Greece

Milking Time

Progressive Metal - France

Mimic

Progressive Metal - USA

Minas Tirith (DK)

Progressive Metal - Denmark

Mind Caution

Progressive Metal - France

Mind Colour

Progressive Metal - Italy

Mind Enemies

Progressive Metal - Italy

Mind Gate

Progressive Metal - Poland

Mind Key

Progressive Metal - Italy

Mind Masque

Progressive Metal - Germany

Mind Odyssey

Progressive Metal - Germany

Mind Portal

Progressive Metal - Russia

Mind's Eye

Progressive Metal - Sweden

Mindcage

Progressive Metal - USA

Mindfeed

Progressive Metal - United-Kingdom

Mindflow

Progressive Metal - Brazil

Mindflowers

Progressive Metal - Hungary

Mindfold Express

Progressive Metal - Bulgaria

Mindlane

Progressive Metal - Sweden

Mindless Hope

Progressive Metal - USA

Mindpatrol

Progressive Metal - Luxembourg

Mindscape (NL)

Progressive Metal - Netherlands

Mindsplit

Progressive Metal - Sweden

Mindtech

Progressive Metal - Norway

Mindwhisper

Progressive Metal - Poland

Minipony

Progressive Metal - Ecuador

Ministry Of Pain

Progressive Metal - USA

Minor Utopia

Progressive Metal - Germany

Minorarc

Progressive Metal - Australia

Minutian

Progressive Metal - Finland

Miosis

Progressive Metal - Sweden