The sparks of her magic could be seen both bright and clear when she passed through it. It was something that she always loved seeing and Rarity couldn't resist herself. One of her hooves was brought over to the border of the tunnel where it got gently set on. Much to her own surprise was the fact that it didn't went straight through the matter. Instead it felt like it was being placed on a sheet of glass. Yet streams of it still went passed her hoof. "Now this... isn't something I had expected, honestly."