After flying across the Borean Tundra strait and over towering snowy mountains shimmering with auroras, the squad caught sight of the Blue Dragonflight's great city.
The city was filled with arcane spires and floating arcane platforms. Everything from its architecture to the way it operated proclaimed its grandeur as a capital of magic. Even Medivh, visiting the Coldarra highlands for the second time, could not help marveling at the wisdom of the ancient Dragon Aspects.
As the center of Azeroth's arcane storms, the Nexus was, as its name suggested, the world's hub of magic.
After receiving the power to control the arcane from the Guardians, the Blue Dragonflight had devoted the strength of its entire flight to discovering the true workings of arcane energy in Azeroth.
As a tangible manifestation of the energy of order, arcane energy followed its own laws on every material plane of reality.
It naturally flowed in a network-the ley lines, as the Blue Dragonflight called them.
After discovering the ley lines, the blue dragons no longer confined their research into arcane magic to theory and spell power.
Powerful blue dragons, led by Malygos, leader of the Blue Dragonflight, formed the Spellweavers to study the true nature of the arcane.
Soon, they found a way to harness the arcane energy within magical power. Then, displaying their remarkable talent for courting disaster, the Blue Dragonflight used the Nexus at the city's heart to draw ley line energy into their underground stronghold.
Truthfully, channeling the ley lines' immense arcane energy this way served little purpose. But to the Blue Dragonflight, it was a major step toward conquering the arcane, and progress for their entire society.
The Guardians had bestowed the power to control the arcane upon the blue dragons. As the children entrusted with that power, they naturally