More than a dozen heavy anti-aircraft cannons were pushed to the front lines, and then a dense rain of shells blasted toward Throne City.

Petra turned around and faced the 10,000 warriors behind him, then roared, "All units, get ready. Once the bombardment stops, launch a full-scale assault!"

All the trained soldiers drew their weapons in unison and faced Throne City, their movements perfectly synchronized and intimidating.

Beside them stood 8,000 warriors from the Highland Tribe. Originally,