Kang let go of Sakura once they were a good distance away and carefully watched the rest of the clones. A number of them had apparently figured out that the explosions were due to their deaths, not anything he was using, and were trying to space themselves out a bit.

"Only if you're within about five feet." He considered for a moment, reached into the pouches on his belt to grab a pinch of dust and sprinkle a few drops of water on it, and then began to recite the words to another spell; a second later, hail stones fell from the sky, directly on top of a group of clones that hadn't gotten the hint yet, causing deaths in a twenty foot radius.