Useful.
As the two Hundred-Headed Giant Dragons on the battlefield were sent into the Frost Mirror Ghost Prison, a faint smile finally appeared on Gu Xi's solemn face.
Although the Hundred-Headed Giant Dragons' various Abomination methods and skills had prevented Gu Xi's original plan from being carried out, things had at least reached a good outcome now.
So what if suppressing one Hundred-Headed Giant Dragon took up space for a hundred people?
The Frost Mirror Ghost Prison had only just been built. It was still completely empty inside.
Twenty Hundred-Headed Giant Dragons would occupy at most two thousand slots, which was only enough for one-fifth of its capacity.
Besides, given the current situation, the undead who had already charged onto the Hundred-Headed Giant Dragons might even be able to kill one with ordinary attacks.
Gu Xi was still fantasizing about that.
Right before him, the number of dragon heads fighting suddenly dropped by another hundred.
This meant that another Hundred-Headed Giant Dragon had been sent into the Frost Mirror Ghost Prison.
At this pace, Gu Xi was afraid he would not get to witness his subordinates killing a Hundred-Headed Giant Dragon themselves.
Gu Xi waved his hand. "Accelerated Battle. Have the troops that can't squeeze in at the front charge toward both flanks.
"Since we've already started fighting, wipe them all out."
Under Gu Xi's command, the undead fighting the final two Hundred-Headed Giant Dragons were fine, but the undead who had struggled to reach the dragons only to find no place to stand immediately changed direction and charged toward both sides.
They could not die anyway. If they did not seize some chances to attack now, when would they?
The Undead Army farther back also took this opportunity to rush near the Hundred-Headed Giant Dragons, since the magic attacks