Seeing a four-leaf clover at a show-and-share, Fancy Nancy becomes superstitious and goes overboard trying to keep track of everything that is lucky and unlucky before deciding to settle on what she truly believes.

When Pine City Porcupines' bat boy Chad breaks an important unofficial rule of baseball: Do not talk to the starting pitcher when he has a perfect game going, the team may lose the game unless Chad can find a baseball card to help break the superstition.

Under the canopy of trees in the deep, dark forest, there exists a community of cats. And, within that community, there sits Luna, a black cat ostracized by the others due to superstitious beliefs. Aided by her trusty companion, Toad, Luna goes on a mission to not only find her forever home, but also her power, realizing along the way that black cats are magic -- and no one can tell her otherwise. Bajo el dosel de los árboles en el bosque profundo...

The accident season has been part of seventeen-year-old Cara's life for as long as she can remember. Towards the end of October, foreshadowed by the deaths of many relatives before them, Cara's family becomes inexplicably accident-prone. They banish knives to locked drawers, cover sharp table edges with padding, switch off electrical items -- but injuries follow wherever they go, and the accident season becomes an ever-growing obsession and fear....

"If Mari Feijoo could, she would turn her family's Peak Cubanity down a notch, just enough so that her snooping neighbor and classmate Mykenzye wouldn't have anything to tease her about. That's why this year, there's no way that Mari's joining in on one of the big-gest Feijoo family traditions--burning the New Year's Eve effigy her abuela makes. Only Mari never suspects that failing to toss her effigy in the fire would bring something much worse than...

The Brain does not believe in superstition, but when he tries to prove that superstitions are nonsense he starts finding bad luck everywhere he turns.