Jabberwocky
True Synaesthete
In Extremo - Herr Mannelig
And this is the version you see in Gothic 1: Ingame Version
The language seems to be old swedish.
That's just..... weird....
I mean, it's like NPC's from the first Gothic came alive and started jamming with a heavy metal attitude but still stuck with their medieval instruments. I think I saw this video before in a bizzarre dream I had after playing Gothic for 26 hours straight.