Slaughter

 In the end, while he was returning to Cairo, Ryan made sure to keep his eyes on the three dungeons with Clairvoyance. First of all, he had to warn Mohammed about the problem that was heading to his city, but he couldn't lose the chance to decrease the number of bosses. However, after one hour, Ryan confirmed that the bosses would only leave the dungeons once the minions get close enough.

"Remind me to make the dungeon masters pay a very high annoyance fee for this," Ryan said.