Ferrum has 4 ZWYNTAR concerts.

ZWYNTAR is an altcountry/blackgrass music act from the ancient city of Kyiv, Ukraine. Their music style is heavily inspired by classic country, blues, bluegrass, gothic and other remarkable genres (Zwyntar members name Johnny Cash, Nick Cave, Bonnie 'Prince' Billy, 16 Horsepower, Jay Munly, King Dude and others as their inspiration). Being based on country, ZWYNTAR's music is also inspired by Ukrainian traditional music, stoner rock, classic American literature (i.e. H.P. Lovecraft, Ambrose Bierce, Herman Melville ) and religion.