It's funny how different everyone's opinions are on which albums are the best. That, to me, is the sign of a good band; when all the albums are good, but different. Much like Opeth. Some like MAYH, others like GR, and so on. It all comes down to personal taste on which is the 'best'.
Ruun > Vertabrae > Below the Lights > Isa > Monumension Those are all I have, so I can't continue the rankings.