Greg Farshtey

"Sensei Wu has trained Cole, Zane, Jay, and Kai to be Masters of Spinjitzu, and together they defend the world of Ninjago from the dark forces of the Underworld. But when Samukai boasts that he can defeat Sens[e]i Wu and his four young ninja, Garmadon takes him up on his bet!"--Page 4 of cover.

After flying through an electrical storm, ninja Jay crash-lands in an alternate world where Sensei Wu never taught the ninjas the art of spinjitzu and the Serpentine rule with skeleton warriors as their servants.

The Toa Nuva must save an island from six powerful figures who might unleash an ancient evil in their pursuit of treasure.

When Zane, the non-human member of the Spinjitzu team, is asked to join the nindroid ranks, he must decide if he will betray his friends.

Cole, a member of Sensei Wu's team of ninja warriors, must keep his fellow ninjas' egos in check as he strives to unite the warriors and lead them on their dangerous missions.

"The city of Metru Nui is divided into six parts. Each part has a guardian -- a Toa -- who watches over the Matoran who live there. However, something strange is happening: Matoran are vanishing and a mysterious plant is destroying the city piece by piece. The Toa have to stop the disappearances and find a way to save their city. Do they have the skills to solve this mystery? Or will they finally meet their match?"

Kai, a member of Sensei Wu's team of ninja warriors, helps Zane try to find answers about the past and finds himself in danger.

When the Toa Metru return to their city of Metru Nui, they battle giant spiders which have invaded the town.

The story of the evil Piraka and how they joined forces and learned about the Mask of Life.

The Toa Nuva battle desperately against the evil Makuta to wake the Great Spirit before their world and everything on it is destroyed.