While the Grey Skin commander and his deputy whispered to each other, wondering what those little black dots were, several of them came crashing down.
Boom! Boom! Boom! Three combustion explosions instantly sent an entire Grey Skin squad of seven to receive lunchboxes. Their thick metal shields were twisted into pretzels on the spot and could no longer be used.
Metal shields that could stop bullets were simply incapable of defending against such a massive release of energy.
That was not all. Several more dull sounds followed: "Thump, thump, thump...!"
Several more little black dots flew out from Chen Mo's hiding place and landed among the armed personnel who had been advancing in turns under the cover of the shields. After a round of combustion explosions, those fellows employing alternating advance tactics all received lunchboxes as well.
Originally, Little Mustache and the Grey Skin commander had both received military training.
Therefore, during normal training, if someone fired grenades, they would be able to identify the weapon by its sound. This was one of the essential abilities acquired through training.
But now, while preparing to surround and eliminate a single person, they had been bombarded by grenades and had been completely caught off guard!
No one had expected their opponent to possess grenade launchers. How was that possible?
If criminals were all this difficult to catch and possessed weapons like these, then there was no need for them to be Grey Skin anymore. They might as well become criminals themselves.
"Ah! Damn it!" Little Mustache's face greatly changed. He had not expected the other side to have rifle grenades and to use such things to wipe out the previous wave of attackers.
"Fall back, fall back! Everyone, retreat immediately and find cover!" Little Mustache immediately picked up another walkie-talkie and gave