Mordor Orc Captains and Mordor Orc Warriors gain the Blades of the Dead special rule.
Call of Morgul
If the enemy Army contains a Ringbearer, they will suffer a -1 penalty when rolling for Sauron’s Will.
Lead through fear
Friendly Orc models within 3" of a friendly Spirit model automatically pass Courage Tests when attempting to Charge a model with the Terror special rule.