Bands

18 Wheels of Justice

United States · Groove Metal

Abraxas Abbaddon

Indonesia · Stoner/Doom Metal

Acorea

Australia · Groove/Thrash Metal (early); Sludge/Groove Metal (later)

Adligate

Germany · Death/Thrash/Groove Metal

Admiral of Black

United States · Thrash/Groove/Southern Metal

Afterforever

Canada · Heavy/Groove Metal

Akûma

Mexico · Sludge/Stoner/Drone/Post-Metal/Rock

Alien Autopsy

Ukraine · Death Metal (early); Death/Groove Metal/Metalcore (later)

All Is Lost

Canada · Thrash/Groove Metal/Metalcore

Altered Dominance

United States · Thrash/Groove Metal

Amerikan Metal Project

United States · Groove Metal

Amethyst

United Kingdom · Thrash/Groove Metal

And There Will Be Blood

Germany · Metalcore/Melodic Death/Groove Metal

Angeroots

Italy · Groove Metal/Metalcore

Anibal Canibal

Uruguay · Groove Metal

Antropos

Brazil · Groove Metal/Metalcore

Apathy Syndrome

United States · Groove Metal

Apocalypse

United States · Heavy/Thrash/Groove Metal

Apomorph

Russia · Groove/Thrash Metal

Aptera

Germany · Doom/Sludge/Stoner Metal

Ascension

United States · Black/Death/Groove Metal

Asperra

Czechia · Progressive Groove/Sludge Metal

Asthma Slave

Costa Rica · Death/Groove Metal

Astrodoom

Indonesia · Stoner Metal/Rock