Love these guys but I'm quite new to them. People say this song is amazing:
http://www.youtube.com/watch?v=GBXVDyR7YC4


I say this one is:
http://www.youtube.com/watch?v=T2qGopLzYVs

This band is like a mixture of Meshuggah and Solitude Aeturnus. Rare to find quality ambiance in a band such as this.