Those who were clever enough know that the scene of bringing out the boss's corpse was a revolutionary change to dungeon portals. Not to mention, the ability of this king to bring out dungeon portals now brought meaning.
That was why Topharm and Gara could already sense why the King had suddenly decided to isolate the entire kingdom from people. Once this information is out, the neighbouring kingdoms would not be in a wait and see situation. That was why he had portrayed himself as the bad king, the stupid king, the greedy king and ultimately the king that discarded peace, foreign relationships and opportunities for closing the borders, proving the title of being the Discarded King.
But Jin did all this was to let down the guard of the neighbouring kingdom for underestimating him, And with this, the king now started his plan to revitalise the kingdom.