Twelve-year-old Travis Warnofski dreams of being a superhero. But the only person who can make it happen is an uncle he can't stand.Excerpt: Smoke poured from all four wheel wells. The coupe sprang forward, slamming Trav into his seat...Supercharged ion streams sprayed from the headlights, the parking lights, the turn signals and even the hood ornament. Both side mirrors spat plasma. Trav whooped over the engine's thunder. "This is a definite rush."...