Kids ages 7+ can battle a fearsome nightmare figure with the LEGO DREAMZzz Grimkeeper the Cage Monster (71455) building set. The set has multiple builds, including the villainous Grimkeeper to recreate fantasy adventures inspired by the new LEGO DREAMZzz TV show. Help Mateo and Z-Blob rescue their friend Cooper from the clutches of the evil Grimkeeper before he delivers him to the dreaded Nightmare King. Kids can choose between 2 building options to help Mateo and Z-Blob save the day. Build Z-Blob as a mini-plane to confront the villain, or as a hoverbike to pursue and intercept the Grimkeeper and free Cooper at just the right moment. With multiple ways to build, this toy set will provide endless hours of imaginative and creative play. The set includes Mateo and Cooper minifigures to bring the fantasy adventures of the LEGO DREAMZzz world to life. The characters have a belt, pencil staff and hourglass which are important accessories in the TV show. Makes a great gift for LEGO lovers with a passion for fantasy, building and experimentation! Contains 274 pieces. For Ages 7 and up. WARNING: CHOKING HAZARD - Small Parts. Not for children under 3yrs.