The speed of advancement on both wings of the rebel army was the fastest, and their formation was more chaotic, as most of them were soldiers who joined the rebel army later, so they wore less armor and had been trained for a shorter period. The soldiers in the middle of the rebel army were fully armed. After two months of rigorous training, they could control their advance speed better and maintain a good formation... Therefore, when the rebel army was about to approach the Roman Formation, their entire front line, which was more than three times longer than the Roman Formation, turned into a winding semicircle. The middle of the rebel army faced the Roman Formation, with both wings extending like arms, ready to embrace the Roman Formation...