"Wait, wait wait! Fine, whatever!" With some sort of chant, Flat turned and unleashed
his own magecraft at the pursuer.
The power, angle, and effect of the spells were numerous. From flames, to storms, to a
rain of countless needles, not a single one was like another - just as Touko had
concluded, perhaps even changing location made some spells unusable - and all of
them struck out against the pursuing cat.
However, as those spells gouged into the trees and earth of the forest, the cat remained
entirely unharmed.
The cat didn't laugh. But by making its mouth disappear, it appeared to be smiling.

The Case Files of Lord El-Melloi II, Volume 3, Chapter 2, Part 3