The Elf Magic Ball was a containment item.
Its interior was engraved with intricate ancient Elf Magic patterns. Ke Meng did not know the upper limit of its containment ability, but it had contained Tangyuan effortlessly, without any trouble.
After eating so many fish, Tangyuan was already a level-three-hundred monster, yet he still could not resist the Elf Magic Ball. That showed just how powerful its containment ability was.
In the Game World, it was an extremely rare item with legendary-grade properties.
Moreover, unlike swords and armor, which constantly needed replacing, the Elf Magic Ball was highly versatile as a containment item and could still be used well beyond several hundred levels.
With a thought, Ke Meng set his mind on capturing the Guardian Spirit, then threw the ball toward it.
The smooth sphere traced a perfect arc and landed on the translucent, aqua-blue dome.
Ripples in the aqua-blue dome absorbed and converted both the ball's kinetic and potential energy into its own power, further strengthening the shield.
Beside him, Old Shi was utterly baffled. He had no idea what this item did; it was a treasure Ke Meng had suddenly produced.
Ke Meng had looked at Big-Faced Cat from a very awkward angle earlier, making it difficult for anyone else to see the cat's eyes. As a result, Old Shi did not know what the sphere did, either.
"Ke Meng, why are you throwing a ball?" Old Shi asked.
Ke Meng did not answer. His eyes shone as he watched the ball strike the barrier and rebound.
The rebound triggered the ball's activation condition. A slit opened naturally in its surface, and the ancient Elf Magic array patterns inside flickered, like some profound form of breathing, drawing energy out of the air.
In an instant, Ke Meng felt the