"Well done. A wall?".

"Yes".

"Yes, that works, too", Valerion said with a smile. "Let's try something different yet".

"Oh -- okay". Adrien tried to find something to think of, but Valerion had already flung the ball; quickly, he drew his arc, and thought of a fireball that would turn the paper into ashes. He saw the ball approach him, then burst into flames - the intensity of the fire startled him; he stepped backwards, and the fire died down, leaving the charred paper remains to give off a plume of smoke on the stone floor. Adrien walked forwards again, breathing heavily, and stared with wide eyes at the result of his spell. "Wow", he gasped, "I -- I'm so sorry".