Kill a Ghorkaal shadowknight for its blood ( 832, 36, 991 ) Copy/waypoint 832, 36, 991 NOTE: killing each Shadowknight will cause a level 13 Ghorkal poisonspinner to spawn nearby.
Collect 8 malefic quartz from Ghorkaal - these are red crystals found around the harbor in Ghorkaal. Possible locs include:
( 955, 36, 732 ) Copy/waypoint 955, 36, 732
( 1001, 11, 883 ) Copy/waypoint 1001, 11, 883
( 936, 11, 883 ) Copy/waypoint 936, 11, 883
( 914, 11, 878 ) Copy/waypoint 914, 11, 878
( 1094, 14, 736 ) Copy/waypoint 1094, 14, 736
( 1051, 22, 747 ) Copy/waypoint 1051, 22, 747
( 857, 11, 796 ) Copy/waypoint 857, 11, 796
There are also a few down by the docks in the same areas as the others.
Respawn time on the crystals seems to be about 5 minutes.