Sarah's maniacal screams sounded out as the witch spawn blasted fire at Darius again and again. Her supposed untrained magic shot out polished, deathly enough to those that caught the flames. In an instant, the whole clearing around the cave had been engulfed in flames.
When Darius ran to take Rica to a farther place, he saw how Frey swooped in and took her away from the licking flames that crawled along the woods. The other scouts started to throw things at the flames to create bald spots of it as if keeping the fire from torching a huge patch of land.
It's just that Sarah could generate her flames again and again. Containing the flames didn't give her any disadvantage, but she chose to use them to cage Darius from the rest. After all, what was a simple Alpha to the power of what was once a King?