Oa Firefighters has had 2 concerts.

Oa Firefighters is most often considered to be Rock, Alternative Rock, Pop Punk, Alternative Metal, Emo, Modern Rock, Post-Grunge, Permanent Wave, Christian Alternative Rock, Christian Rock, Alternative Emo, Anthem Emo, Pixie, Easycore, Pop Emo, Afrobeats, Nigerian Pop, Afro Dancehall, Bagpipe, and Bagpipe Marching Band.

The last Oa Firefighters concert was on August 05, 2010 at Wacken Open Air in Wacken, Schleswig-Holstein, Germany. The bands that performed were: Voivod / Mötley Crüe / Gojira / Alice Cooper / Despised Icon / Soulfly / Slayer / Ill Niño / Iron Maiden / Orphaned Land / Cannibal Corpse / Kataklysm / Týr / Equilibrium / Crucified Barbara / Arch Enemy / Overkill / Stratovarius / Unleashed / Candlemass / 1349 / Orden Ogan / Delain / Broilers / U.D.O. / Amorphis / Caliban / Ektomorf / Sólstafir / Ihsahn / Grave Digger / Immortal / Edguy / Die Apokalyptischen Reiter / Secrets of the Moon / Rotting Christ / Nightmare / Kampfar / Lake of Tears / Tiamat / Fiddler's Green / Metsatöll / Corvus Corax / Die Kassierer / Suicidal Angels / Primal Fear / Endstille / Mambo Kurt / Crysys / Oa Firefighters / The Devils Blood / W.A.S.P. / The Immortals / Ghost Brigade / Atrocity / Maroon / The Other / Letzte Instanz / Torfrock / Debauchery / Lord of the Lost / End Of Green / Degradead / Hackneyed / Imperium Dekadenz / Schelmish / Skanners / Snakebite (UK) / EVILE.