What is Opeths most evil riff ?!

The riff at 6:00 in April Ethereal is pretty evil sounding, although it isn't brutal, just evil.
 
Opethian666 said:
The riff at 6:00 in April Ethereal is pretty evil sounding, although it isn't brutal, just evil.

Yeah, that one definitely does sound pretty oninous/evil. Plus, what it leads up to is fucking amazing. That song wins at everything.