Nerubian Swarmer
Source: Drop. Thousands of these skittering nightmares swarm underneath Northrend to this day. Undead type. is summoned from . This is dropped from in Trial of the Crusader.
Nerubian Swarmer is an undead spider pet obtained by collecting the 
Nerubian Relic, which drops from Anub'arak in Trial of the Crusader.
Guide awaiting review
Defeat Anub'arak in Trial of the Crusader
Enter Trial of the Crusader and defeat Anub'arak to obtain the Nerubian Relic. This boss encounter is part of the raid content and will drop the relic needed to summon the pet.
Use the Nerubian Relic
Open your inventory and use the Nerubian Relic to summon the Nerubian Swarmer pet.
Trade on Auction House
If you prefer not to raid, the Nerubian Swarmer can be purchased from other players through the Auction House.
