However, Alex didn't take action until the very end to strengthen the coordination of his men. He realized that the situation at the end was rather concerning, which was why he had chosen to settle the Orcs by himself. But he wasn't feeling delighted because, even though his men coordinated well at the start of the battle, he wasn't able to test out his tactic fully.
Although his men were trained in a situation where the reinforcements from the rear failed to appear, that was established under the fact that the main forces were trapped or defeated by the enemies. Under such a circumstance, there were only three choices for Alex. Firstly, he could choose to retreat instantly and escape to their base using the Teleportation scroll. Flee if one couldn't win in battle—that was the essence of guerrilla warfare. Second, Alex could shield the others as they retreated.