Heat. That was what everyone could feel. The somewhat cool interior of the massive interlocked stone dome had been blessed with heat that was unlike what they felt outside. This was for a simple reason, battle.
Ignus had left them with a roar and a feeling of security. Every single soldier knew that Ignius could easily handle an entire army of undead by himself. Therefore, when he left, they had expected that he would attack and defeat the undead in record time. What they didn't expect was that he would use flames that were much hotter than they realized he could create.
The fact that the royal dragons had been in their dragonkin form had limited what the angels and some soldiers realized was possible. Because they had a limited view of dragons battling, they had lost the fact that the dragons were always holding back to protect those around them.