World of Warcraft Quests involving Nathanos Blightcaller:
Eastern Plaguelands Alliance Quest
Order Must Be Restored - (Step 6) Assemble an army and travel to the Eastern Plaguelands. Launch a full assault on Nathanos Blightcaller and any Horde filth that may attempt to protect him.
Keep your wits about you, [Name]. The Horde will defend the ranger lord with their very lives.