Attack the Enemy's Necessary Rescue, Frustrate Them, Lure the Snake Out of Its Hole, Injure with One Halberd

The Mohist Officials sprang into action at once. Several small Ramming Machines were pushed to the edge of the pit, while large quantities of earth were swiftly hauled over and sent sliding down the slope into it.

Several Mohist Officials operated the machinery, and a rapid thud-thud-thud of compacting began. In less than half an incense stick's time, the pit—more than a zhang wide—had been filled halfway, and was visibly shrinking by the moment.

Underground, Sun Tong nearly passed out from rage.

He stared at the busy Mohist Officials above, and his whole being felt terrible. "What the hell are these people made of?!"

I'm using an immortal technique, the Ground-Sinking Technique!

I'm a genius at earth-element spells!

Playing with dirt against a bunch of mortals is actually this exhausting?

He was so furious he nearly spat blood, yet there was nothing he could do. The Ground-Sinking Technique was consuming more and more energy; he had already used up much of his True Essence, but before the next stretch of pit could sink open, the previous one was almost filled in!!

The pit was being filled faster and faster. It was practically a slap across his face!

"Fine, fine, so this is how you want to play?" Sun Tong's temper flared. "If I can't sink your city walls, can't I sink the likes of you?"

"Isn't your ground hard? I'll plant you in it and see how you crawl back out!"

His hand seals shifted as he muttered an incantation, his voice gritted with fury.

The soil underground suddenly rippled like water. Before Qin Guli and the Mohist Officials directing the filling work could react, the ground beneath their feet abruptly gave way.

The next instant, they sank downward. Before they could cry out, the surrounding earth instantly hardened again,