The rarest album that I have - or at least one that your average music fan hasn't heard of - is Maki "Tears on the Blastshield". They are comprised of members of Sparklehorse and Koester (another rare album that I have). Good stuff. I can't find them on youtube, but you can listen to clips here
Amazon.com: Tears on the Blastshield: Maki: Music
