Arthur Turns the Table on Them
At once, he sent a bird's wing to Amelia, asking her a favor, then he didn't delay and poured buckets of explosive oil from this height, soaking every single ore he threw from before.
Then he threw one fire pit towards the ground. "Let it burn!" he just muttered that, when an explosion suddenly occurred down there, with the tongues of fire escalating to an extreme degree, exceeding even his high place up there.
The fire lightened the whole place around him, to spot the faces of mages hiding in shadows from before, extremely anxious and very terrified in their look. "Good, this is just the beginning, let's see if you deserve my second move," he muttered with a satisfied smile over his face.
From his place up there he could see for a mile around him, with the light coming from fire which was spreading around him with no stop, he managed to spot his rival, finally.