Spencer hides the pieces of the Jumanji video game, repairs the gaming system in his basement and gets sucked into the universe. Spencer's friends Bethany, Fridge, and Martha arrive to see Spencer missing along with the game being open and decide to re-enter Jumanji to save him. They witness the unexpected changes and move through the terrains of the most dangerous game in the world.

Simba idolizes his father Mufasa and wishes to follow his footsteps that leads into his royal destiny. Scar, Mufasa's brother and the former heir to the throne is not keen on this new cubs arrival as he plans to take over the throne himself. Scar devises a plot to get Simba into trouble and gets him exiled from the kingdom. Simba with the help of some newfound friends must find a way to regain what is rightfully his.

Jean Grey absorbs an incredible cosmic force that unleashes the Dark Phoenix, forcing the X-Men to choose between the life of a team member and that of the entire human population.