"A demon known as Trigon," Slade said. "He brought me back as a tool but betrayed me. Before he was defeated he turned everything alive into stone. And when he was defeated the effects were reversed... including to a certain scared little girl. And while the Titans were gone you carved a niche out for yourself in Jump City. And when Beast Boy and your brother came poking around, you played dumb. But I know better." He took a step closer, but stopped. A spear whistled past his head, and the moon ooutlined a figure on a nearby rooftop. "My, my. Seems to be someone else missed their teacher."