Nothing seemed to happen at first. "Did it work?" Van Helsing asked.
Suddenly, Oz let out a scream that quickly became a roar. He sagged against the table even as Van Helsing and Carl rushed to his sides. With a deep-throated growl, Oz's arms flew uncontrollably out from his sides, knocking both men in the chins and to the floor. Oz leaned his arms against the table and panted while fur grew on his arms, neck, and face.
Van Helsing and Carl watched with growing alarm. "Oh, shit-" Carl said.
The newly-werewolved Oz looked up at the ceiling and howled.