The black gas was a force of contract attached to Maiding Johnson, and it was also the true mastermind behind Maiding Johnson and the others.
Katelyle had always wanted to find that mastermind, learn who he was, and obtain the Elven Crown and Moss Wand from him.
In fact, the Death Eaters had taken more than just those two items.
They had also taken the item the Goblins had always guarded: the Goblin Necklace.
It was a jade-white necklace, the faith of the Goblins. Whoever possessed it would gain even greater magical power.
Back in the original world, the reason the Goblins had rebelled, caused immense destruction, and thrown the Muggle world into turmoil was because of the Goblin Necklace.
They had been threatened, and the Goblin Necklace had been stolen from them, leaving them no choice but to follow others' arrangements.
The Goblins had also suffered suppression from every side, sustaining devastating losses and being forced to hide in this small world.
Before entering this small world, they had reclaimed the Goblin Necklace.
Yet because of this, they had indirectly brought the Death Eaters here, and the Goblin Necklace had been stolen by the Death Eaters once again, leading to all manner of events over the following decade or so.
It could be said that the Goblins had brought even greater trouble to this world.
Without the Death Eaters, the Elf World could have maintained its balance and stability.
But after the Death Eaters appeared and conspired with the Orcs, that balance was shattered.
Katelyle's departure surprised Harry and the others, who had been watching the battle from afar.
Katelyle had left too quickly. They could not possibly catch up to him.
"What should we do?" Harry asked, looking at Heidi, David, and Mading Wilson, who were enclosed within