The battles resumed once the experts of the Elbas family managed to find a solution to the catastrophic explosions that the buildings of the Empire could cause.
However, they didn't aim to protect the armies from the multicolored light. Something like that was simply impossible to create in such a short period, and a protective item in the fifth rank would have the same efficiency.
Instead, the Royals developed a scanner that would warn the troops whenever the energy in certain formations accumulated to trigger an explosion.
The warning would come far sooner than the actual detonation. After all, it was in the invaders' interest to give enough time to escape even to their human troops. They couldn't just keep only losing hundreds of promising human cultivators as collateral damage.
