Waltari's music is well known for it’s destruction of rock and metal genre boundaries. Their heavy sound is often combined with elements of electronic music, pop, rap, disco, funk, grindcore and bits of many other genres and creates a fusion which can be described as avant-garde. The lead singer and bass guitarist, Kärtsy Hattaka, delivers very distinctive vocal part to their music and makes Waltari's sound even more unique and easily recognizable. 