Why didn't the Kingdom of Impure Hymns simply open all the Gates of Hell to attack Laine and instead use the Gates of Hell as a defensive weapon? Wasn't it because the devils were simply uncontrollable?
Opening the Gates of Hell ahead of time may not result in the demise of Laine, perhaps the Kingdom of Impure Hymns would have been destroyed by the devils first.
This Lich wishes to open the Gates of Hell. Once the devil army appears, these Dwarves and Goblins will become the first casualties for the devils' feeding frenzy.
"Master, you'd better think this through! Devils are uncontrollable, are you trying to ruin the entire Royal Capital? There are many innocent Dwarves here..."
Seth Yuri tried to persuade, but Amberser calmly said, "Don't worry, the devils I summon are very obedient."
"Obedient devils?!"