Signal in the Fireworks

"We definitely need to reply. We should remind Captain and the others."

Luo Yan spoke quickly as he slapped a virtual button on the command console.

Behind Bi'an, a streak of fire shot into the sky.

The streak of fire rapidly burst through the gaps between the buildings. Only after reaching high altitude did it suddenly explode, transforming into a brilliant purple-red firework.

Anything could happen on the Battlefield.

Communication equipment malfunctioning was especially common.

Therefore, the Mecha Legion had a mature system for dealing with such situations.

That was the firework signaling system.

Purple-red fireworks represented a communication equipment failure. When combined with fireworks of other colors, however, they could convey more complicated information.

Sure enough, another streak of fire erupted behind Bi'an, followed by a pale-yellow firework blooming in the sky.

Purple-red plus pale yellow meant that the communication equipment had been compromised and was being monitored by the enemy.

That way,

Yan Wenbo would know how to respond.

Next, Luo Yan launched a jade-green firework, indicating that the mech that had fired the signal was currently unharmed.

Finally, Luo Yan launched a blue firework, telling Yan Wenbo to meet him at the base.

"That's enough. Let's go."

After firing four fireworks in total, Luo Yan notified Bai? through the mech's external voice system. The two then left their hiding place and returned to the base.

At the same time,

on the southwestern side of Guifa City's danger zone, several mechs were recovering the core of a Mid-tier Giant Beast. One of them, jade green with black stripes, held a rifle as it advanced deep into a neighborhood.

Inside that mech, a haughty-looking man said softly, "Don't even think about running."

Ahead of him, a Lower-tier Giant Beast was struggling to move. One of its legs had been