In 1991 he joined Opeth to play bass for a show, but ended up staying and switching to guitars.

Opeth and Mastodon each headlined at specific concerts.

Extol has toured the US and Europe several times with such bands as Mastodon, God Forbid and Opeth.

Afterwards, Extol toured Europe with Mastodon, God Forbid, and Opeth, and US with Haste the Day, Becoming the Archetype, and The Showdown.

In January it was announced that Mastodon and Swedish prog metal band Opeth will tour together in a joint tour across North America.

Opeth, Shadows Fall, Nevermore, Lacuna Coil, Kataklysm, Goatwhore, Novembers Doom, Noctuary, Full Blown Chaos, Beyond The Sixth Seal, Wasteform, Eviscerate, Blood Has Been Shed, DRI, Cannae, Bongzilla, Crematorium, Locked In A Vacancy, Scarlet, Grimlock, The Acacia Strain, Superjoint Ritual, Meshuggah, The Haunted, Suffocation, Lamb Of God, Converge, Killswitch Engage, Strapping Young Lad, Unearth, Eighteen Visions, Diecast, Speedkillhate, NORA, Bleeding Through, Beyond The Embrace, Chimaira, Harakiri, Drowning, Held Under, Dysrhythmia, Traumaside, Pig Destroyer, The Red Chord, Atreyu, Misery Index, Cephalic Carnage, Most Precious Blood, Mastodon, Hate Eternal, Baby Brown Eye, Caliban, Himsa, Premonitions Of War, 100 Demons, The Takeover, Uphill Battle, On Broken Wings and a special performance by Agoraphobic Nosebleed

Åkerfeldt stated in September 2010 that he was writing for a new Opeth album.

Joakim Svalberg was confirmed as the new permanent keyboardist for Opeth on their official website.

In August 2012, Åkerfeldt revealed that he has begun writing new material for what will be the eleventh Opeth album.

Their set was scheduled for the opening day, where they would play on the second stage just before Opeth and later Mötley Crüe.

The group comprises a member of progressive metal group Opeth — Martin Axenrot — along with Anders Nyström, Jonas Renkse ( also a member of Katatonia ) and Per Eriksson, who was previously the guitar technician for both Bloodbath and Katatonia.

In 2005, Åkerfeldt left Bloodbath to free up more time for his primary band Opeth.

* Progressive Death metal band Opeth released the Special Edition for their 2008 album Watershed in a Jewel Case-sized packaging which looks like and opens up like a letter.

2006: Depeche Mode, Tool, Kanye West, Muse, Pharrell, Arctic Monkeys, Damian Marley, Devin the Dude, Placebo, Rufus Wainwright, Opeth, The Raconteurs, Wolfmother, Richard Hawley, Gogol Bordello, Flogging Molly, The Cat Empire, Death Cab for Cutie

Opeth stayed there for around two weeks and then later rented out Dark Tranquillity member Mikael Stanne's flat.

My Arms, Your Hearse was the first Opeth album with drummer Martin Lopez, who answered a newspaper ad that Opeth put up searching for this spot to be taken after Anders Nordin left.

* Martin Mendez, bassist for Opeth used a fretless bass on Still Life.

) was recommended for the mastering of “ Sovereign ” and the album ’ s artwork comes courtesy of Travis Smith ( Opeth, Death, Nevermore, etc.

In 1994, Opeth combined progressive rock, folk music, black and death metal in songs bordering to nine minutes, except for two instrumental songs of short duration, and made an album that did not sound like anything else at the time.

Opeth moved from Stockholm to Finspång, where Dan Swanö had rented an apartment for them.

" According to Åkerfeldt, " the idea for Opeth was for it to be evil — satanic lyrics and evil riffs.

Critic Matt Smith of Maelstrom wrote that it is one of best Opeth albums, and " it set the tone for the albums to come.

Rocknworld mentions that " Opeth had created a beast that was needed in a scene prone to stagnation, and continued to keep metal as a vanguard for daring originality ".

" Christian Renner of Metal Crypt praised the album as being " overall another excellent album worthy of extremely high praise and what would be a masterpiece for most bands turns out to be just another great album from the genius that is Opeth.

" He is best known for his work with acts Dark Angel, Death, Strapping Young Lad, Devin Townsend, Fear Factory, Opeth, Unearth, and most recently Dethklok and Testament.

Opeth also won a Swedish Grammy for Best Hard Rock Performance after releasing the album.

In 1998, Opeth singer and songwriter Mikael Åkerfeldt used a part of a sentence from " Drip Drip " for the title of the album My Arms, Your Hearse.

Currently, Opeth is on their 2011 / 2012 Heritage Tour through North America and Europe with their new keyboardist, Joakim Svalberg.

This was the first Opeth album to be released in North America at the same time as it was in the rest of the world.

High on Fire also played on 2008's Gigantour, which was followed by a North American tour with the bands Opeth, Baroness, and

On November 1, 2011, during the final show of the American Opeth / Katatonia tour at Ram's Head Live in Baltimore, MD, Bloodbath performed a surprise encore after Opeth's set.

Peters, Dussault, Choiniere, Mentley & Macaluso hit the inaugural Sounds Of The Underground tour with Lamb of God, Clutch, Poison the Well, Opeth, From Autumn to Ashes, Unearth, Chimaira, Norma Jean, Every Time I Die, GWAR, Strapping Young Lad, High on Fire, All That Remains, Madball, DevilDriver, Terror, A Life Once Lost, Fear Before the March of Flames, The Red Chord, NORA and The Black Dahlia Murder.

" The band would later do a second tour in support of the album with Opeth as well.

Released after their worldwide tour with Entombed and Unleashed, the record made the band one of the first ( along with Opeth ) to progress beyond genre lines in the renowned Swedish death metal scene.

After the tour in support of Morningrise had finished, Nordin decided to leave Opeth as he ( according to Åkerfeldt ) had informed the band he was moving to Brazil.

The band's tenth studio album, Heritage, is the last Opeth recording with Per Wiberg as the keyboardist as on April 6, 2011 it was announced that Wiberg would be leaving the band as part of a mutual decision.

Amorphis, Anathema, April, Arch Enemy, Burst, Celtic Frost, Deathstars, Diablo, Epica, Freedom Call, Gojira, Impaled Nazarene, Kalmah, Mendeed, Metsatöll, Mokoma, Nine, Norther, Opeth, Pain Confessor, Sodom, Sonata Arctica, Stam1na, Suburban Tribe, Swallow the Sun, Tarot, The Scourger, The Sisters Of Mercy, Timo Rautiainen, Venom, Verjnuarmu, Wintersun

Opeth playing live May 30, 2009

Orchid is the debut album by Swedish progressive death metal band Opeth, released on May 15, 1995 in Europe by Candlelight Records, and on June 24, 1997 in the United States by Century Black.

In May 2007, Peter Lindgren announced that he had left Opeth due to the rigors of life on the road as a touring musician and that he had lost his enthusiasm for playing in Opeth.

Dungeon supported Opeth in early 2004 before entering the studio to work on both a follow-up to A Rise to Power and a new version of Resurrection.