Fracture

golum = cross
death pladin = tickticktickticktick. Also:tick.
plant-thing = cross. too many limbs.
zombie-plant thing = cross
hive-minded sliver guard-thing = tickcross WTF. Try shrivel.
necromancer who knows you are coming = cross (proberbly not imune to all of weakness, harm, disruption, though. Try dispelling his immune to normal too)
Tarrack = may-be
Him = ?

Sweet baby hivelings = cross. mass effects exist for a purpose (apart from mass remove slow)