"Now that does appear useful, very impressive!" It did appear very convincing. It could potentially be a very complicated bit of slight of hand, but, it looked like a normal rubber ball. "Can you do with anything at all?" He grinned slightly, took a small packet from somewhere in the many folds of his robes, and asked, "What about his? It's a bit of Spice. You can keep it if you can, but, do promise to not take it all. It's best in very sparing amounts, a few grains only."