I actually got a friend of mine into Katatonia by playing the song "Brave" for him at maximum volume. I remember him saying it was much more brutal than Krabathor at the time and Krabathor was fucking awesome.
Krabathor = Punk
I got into Katatonia by hearing the song "I Am Nothing".
-Vince
N.P. Krabathor - Totally Brutal Demon Guy Rampaging At Circle K