Featured bands
| Band | Style | Country | Formed | Split | Fans | ||
|---|---|---|---|---|---|---|---|
| 251 | 
|
Oreskah 2013-2016
|
Melodic death metal Metalcore |
France | 2013 | 2016 | 1 |
| 252 | 
|
Orme 2018-
|
Drone doom metal | United Kingdom | 2018 | - | 1 |
| 253 | 
|
Oro 2014-
|
Sludge metal | Sweden | 2014 | - | 1 |
| 254 | 
|
Oromet 2023-
|
Doom metal | USA | 2023 | - | 1 |
| 255 | 
|
Ôros Kaù 2018-
|
Black metal | Belgium | 2018 | - | 1 |
| 256 | 
|
Orsome Welles 2011-
|
Progressive metal | Australia | 2011 | - | 1 |
| 257 | 
|
Ossaert 2019-
|
Black metal | The Netherlands | 2019 | - | 1 |
| 258 | 
|
Ossilegium 2020-
|
Blackened death metal Melodic black metal |
USA | 2020 | - | 1 |
| 259 | 
|
Other World 2012-
|
Atmospheric black metal | USA | 2012 | - | 1 |
| 260 | 
|
Our Loss Is Total 2020-
|
Black metal | Germany | 2020 | - | 1 |
| 261 | 
|
Our Place Of Worship Is Silence 2014-
|
Blackened death metal | USA | 2014 | - | 1 |
| 262 | 
|
Overgarven 2001-
|
Melodic death metal | Greece | 2001 | - | 1 |
| 263 | 
|
Overruled 2012-
|
Speed metal Thrash metal |
The Netherlands | 2012 | - | 1 |
| 264 | 
|
Oversense 2012-
|
Power metal | Germany | 2012 | - | 1 |
| 265 | 
|
Overthrow 1987-1991
|
Thrash metal Death metal |
Canada | 1987 | 1991 | 1 |
| 266 | 
|
Overtures 2003-
|
Heavy metal | Italy | 2003 | - | 1 |
| 267 | 
|
Oakhelm 2005-
|
Pagan black metal Folk metal |
USA | 2005 | - | 0 |
| 268 | 
|
Oath Div. 666 2012-
|
Death metal | Canada | 2012 | - | 0 |
| 269 | 
|
Obduracy 2010-
|
Death metal | Canada | 2010 | - | 0 |
| 270 | 
|
Öblivïon 2015-2018
|
Power metal | France | 2015 | 2018 | 0 |
| 271 | 
|
Oblivion's Garden 2008-2018
|
Symphonic metal | Spain | 2008 | 2018 | 0 |
| 272 | 
|
Obscure (NOR) 2008-
|
Heavy metal Doom metal |
Norway | 2008 | - | 0 |
| 273 | 
|
Obscurial 2019-
|
Death metal | Malaysia | 2019 | - | 0 |
| 274 | 
|
Obscyria 2010-2020
|
Thrash metal Death metal |
Sweden | 2010 | 2020 | 0 |
| 275 | 
|
Obsessör 2009-2015
|
Blackened thrash metal | Germany | 2009 | 2015 | 0 |
| 276 | 
|
Obsidian Monolith 2016-
|
Melodic death metal | Australia | 2016 | - | 0 |
| 277 | 
|
Obskkvlt 2015-
|
Death metal | Spain | 2015 | - | 0 |
| 278 | 
|
Obstetra 2019-
|
Grindcore | Spain | 2019 | - | 0 |
| 279 | 
|
Obvurt 2019-
|
Technical death metal | Canada | 2019 | - | 0 |
| 280 | 
|
Occlith 2017-
|
Blackened doom metal Sludge metal |
USA | 2017 | - | 0 |
| 281 | 
|
Occulsed 2018-
|
Death metal | USA | 2018 | - | 0 |
| 282 | 
|
Oceans On Orion 2017-
|
Heavy metal Hard rock Metalcore |
Israel | 2017 | - | 0 |
| 283 | 
|
Oddism 2014-
|
Mathcore | France | 2014 | - | 0 |
| 284 | 
|
Odin 1980-
|
US power metal Glam metal |
USA | 1980 | - | 0 |
| 285 | 
|
Odinfist 2006-
|
Power metal Thrash metal |
Canada | 2006 | - | 0 |
| 286 | 
|
Odiosior 2019-
|
Experimental black metal | Finland | 2019 | - | 0 |
| 287 | 
|
Of Gods & Monsters 2017-
|
Heavy metal | USA | 2017 | - | 0 |
| 288 | 
|
Of Hatred Spawn 2017-
|
Death metal | Canada | 2017 | - | 0 |
| 289 | 
|
Of Spire & Throne 2009-
|
Doom metal Sludge metal |
United Kingdom | 2009 | - | 0 |
| 290 | 
|
Ofer Holan 2020-
|
Heavy metal Shred Instrumental |
Israel | 2020 | - | 0 |
| 291 | 
|
Off The Cross 2016-
|
Metalcore | Belgium | 2016 | - | 0 |
| 292 | 
|
Offence 2011-
|
Death metal | Poland | 2011 | - | 0 |
| 293 | 
|
Offensive 2015-
|
Heavy metal Thrash metal |
USA | 2015 | - | 0 |
| 294 | 
|
Ogotay 2011-
|
Death metal | Poland | 2011 | - | 0 |
| 295 | 
|
Okular 2010-
|
Progressive death metal | Norway | 2010 | - | 0 |
| 296 | 
|
Okult 2018-
|
Death metal | Czech Republic | 2018 | - | 0 |
| 297 | 
|
Okyr 2017-
|
Progressive metal | Brazil | 2017 | - | 0 |
| 298 | 
|
Old Head 2008-
|
Heavy metal Hard rock |
USA | 2008 | - | 0 |
| 299 | 
|
Old Iron 2011-
|
Sludge metal | USA | 2011 | - | 0 |
| 300 | 
|
Olde Crow 2020-
|
Stoner metal Doom metal |
Canada | 2020 | - | 0 |