In 2015 Lethean saw 96 performances during 7 concerts with 89 bands at 4 venues in 4 locations.

Date Concert Venue Location
Dec 11, 2015 –
Dec 12, 2015
Eindhoven Metal Meeting 2015
Behemoth / Candlemass / Nuclear Assault / Samael / Marduk / God Dethroned / Craft / Desaster / Necros Christos / Winterfylleth / Bodyfarm / Lvcifyre / Mourning Beloveth / Angelus Apatrida
  Setlists
Effenaar Grote en Kleine Zaal Eindhoven, North Brabant, Netherlands
Nov 29, 2015
Naglfar / Nightbringer / Lychgate
  Setlists
Baroeg Rotterdam, South Holland, Netherlands
Nov 28, 2015
Swallow the Sun / Wolfheart / Adimiron
  Setlists
Baroeg Rotterdam, South Holland, Netherlands
Aug 12, 2015 –
Aug 15, 2015
Summer Breeze 2015
Diablo Blvd / Autumnal / Battle Beast / Hark / Avatarium / Thränenkind / Panzer / Deserted Fear / Sonic Syndicate / Demonical / Death Angel / Isole / devilment / Nervosa / Steve 'n' Seagulls / Eisregen / Antropomorphia / Sodom / Dornenreich / John Coffey / Opeth / Carnifex / Vitja / Saltatio Mortis / Black Stone Cherry / Dead Lord / Kreator / Agalloch / The Green River Burial / Amorphis / Death to All / C R O W N / Carach Angren / Tankard / Megaherz / The Sirens / Ne Obliviscaris / Kyle Gass Band / HotRod Mayhem / Hamatom / Corvus Corax / Drescher / TrollfesT / Obey The Brave / Die Apokalyptischen Reiter / Rogash / Ost+Front / Destruction / Nachtgeschrei / Betraying The Martyrs / Neara / Fire Red Empress / Combichrist / Suicide Silence / Hour of Penance / Powerwolf / Ektomorf / Below / Bloodbath / Sepultura / Finsterforst / Trivium / Marduk / To The Rats and Wolves / Cradle of Filth / Walls of Jericho / Temple of Baal / Schirenc Plays Pungent Stench / Kadavar / Heidevolk / Kissin’ Dynamite / Severe Torture / Blutengel / The Gogets / Lantlôs / Alestorm / Necroted / Any Given Day / Sister Sin / Ensiferum / Lifeless / Thy Art Is Murder / Pyogenesis / Fuck you and die / Gloryhammer / Sick of It All / Chapel of Disease / Cannibal Corpse / Belphegor / Dreamshade / Hatebreed / Morgoth / Revel in Flesh / Dark Tranquillity / Paradise Lost / Terror Universal / Nightwish / Inquisition / Troldhaugen / Venom / Ghost Brigade / Nailed To Obscurity / Dark Fortress / Emil Bulls / Majesty / Be'lakor / MILKING THE GOATMACHINE / Haudegen / Reliquiae / The Duskfall / Betontod / Pripjat / Serum 114 / Suicidal Angels / Kataklysm / Dust Bolt / Breakdown of Sanity / Knorkator / Rectal Smegma / Hackneyed Show all bands
  Setlists
Jun 19, 2015 –
Jun 21, 2015
Graspop Metal Meeting 2015
Slipknot / Korn / KISS / Papa Roach / Five Finger Death Punch / Scorpions / Alice Cooper / Hollywood Undead / Godsmack / Judas Priest / Faith No More / Lamb Of God / In Flames / Within Temptation / Motörhead / Children Of Bodom / Arch Enemy / Black Stone Cherry / Cannibal Corpse / Cradle of Filth / Every Time I Die / The Sword / Exodus / Danko Jones / Korpiklaani / Amorphis / Alcest / Body Count / At The Gates / Terror / Kataklysm / Stray From The Path / Butcher Babies / My Dying Bride / Blues Pills / Sylosis / Septicflesh / Ihsahn / Primordial / Orphaned Land / Orchid / Samael / FM / Winterfylleth / Sigh / Avatarium / Sarke / SHINING (NOR) / Den Saakaldte / Godseed / Der Weg Einer Freiheit / The Ocean Collective / Lacuna Coil Show all bands
  Setlists
Graspop Metal Meeting 2015 Dessel, Flanders, Belgium
Feb 19, 2015
Marduk / Belphegor / Bliss Of Flesh / Spartan
  Setlists
Baroeg Rotterdam, South Holland, Netherlands
Feb 14, 2015
Ghost Brigade / Agrimonia / Talbot
  Setlists
Stage 2, Patronaat Haarlem, North Holland, Netherlands