Season 1 consists of , which are typically split into 52 11-minute segments . Randy is aided by the NinjaNomicon , an 800-year-old interactive guidebook that offers cryptic advice on his powers and responsibilities.
When two anxious but well-meaning ninth graders, Randy Cunningham and Howard Weinerman, stumble into the secret lair of the NinjaNomicon—an ancient, sentient book—they unleash a destiny neither asked for. Randy is chosen as the "Norrisville Ninja," a legendary warrior tasked with protecting the bizarre town of Norrisville from an endless wave of monsters, mutants, and maniacal villains. The catch? His identity must remain secret, his powers reset every school year, and his greatest enemy isn't just evil—it's also his school's terrifyingly popular Sorcerer, McFist. Randy Cunningham 9th Grade Ninja - Season 1