Because the fourth-order Elite Zombies appeared after rainfall, and Wang Tao had just arrived at Changhe Base. Even if he had encountered fourth-order Elite Zombies at that time, he couldn't have killed too many, as they did not stay outside for long before entering the base.
After they entered the base, those fourth-order Elite Zombies outside mostly joined the large zombie horde.
Faced with a zombie horde composed of a massive number of level 4 Lords and fourth-order Elites, not even the firepower-rich Six Major Legions dared to act rashly. They all tried to lure and slowly chip away at…
That's why level 4 Crystal Cores were still so hard to come by.
If Wang Tao had 100 level 4 Crystal Cores in his possession, that would mean he had killed many level 4 Lords!
Gu Yun was somewhat skeptical of the truthfulness of Wang Tao's words, not only questioning if Wang Tao's strength was sufficient but also wondering if there really were so many level 4 Lords for him to kill?
