Among the advancing monster horde, the fastest were the skeleton riders and several nimble magical beasts, numbering between two to three hundred.
Orson quickly regained focus. These elite mobs all had HP exceeding 10,000. Sending the NPC soldiers to form a shield wall against them would be a futile effort—at best, they'd last two or three turns before being trampled into paste.
"Whisper of the Wind!"
With the casting efficiency boost from Whisper of the Wind, Orson initiated a Level 5 Quaking Stone Spikes, but instead of targeting the monster cluster, he cast the spell 600 meters away from the city wall.
Massive stone pillars erupted from the ground, manipulated by Orson into forming over a dozen stone chevaux-de-frise—an effective obstacle against cavalry.
Everyone knows that whether it's mounted cavalry or a reckless drunk driver, they all fear these things the most.