The guards' arrival steadied Jaina's nerves.
There were not many of them yet.
But as long as guards had begun to arrive, more and more would come as time passed.
"Watch the ground beneath you!"
"There are enemies underground," Jaina warned when she saw the guards approaching.
They did not need her warning. They had already witnessed what had just happened to her.
With the house destroyed, nothing obstructed their view. The spike that had thrust out of the ground had already put the approaching guards on alert.
Some of the guards had also begun taking precautions.
This was not their first encounter with enemies beneath the ground.
Their earliest encounter with such enemies had been during the defense of the Kingdom of Gilneas. That had been quite some time ago, many years before.
Ever since learning that the undead had troops like these, Rex had never relaxed his precautions against underground threats.
The Underground Prison was one example. Without tight security all around it, someone could easily have rescued the Tidehunter Neptulon.
Going underground posed a challenge for others, but for the undead, it was no obstacle at all.
Everything in the world had one thing in common: once a need arose, it would eventually be met. The only question was how long that would take.
After that first incident, the Kingdom of Gilneas had begun developing an instrument for detecting underground threats.
By now, it had long since been completed.
This underground detector was a magical instrument powered by magic.
Azeroth suppressed all electricity-based technology, making progress extremely difficult. Even developing a few simple devices pushed electrical technology to its limits. Besides, when development had begun, the necessary conditions had not existed. Electricity had not yet seen widespread use, so they had relied on magic instead.
When the