Japanese avant extreme metallers Sigh is streaming their new album Graveward in its entirety. The album will be out in North America via Candlelight Records on May 4, 2015. It pays homage to Italian zombie and Hammer Horror classics and features guest performances from Trivium‘s Matthew Heafy, DragonForce‘s Fred Leclercq, Shining‘s Niklas Kvarforth, Rotting Christ‘s Sakis Tolis, The Meads Of Asphodel‘s Metatron and more.