Replacement parts.  No sound from cannon or darts included.  See pictures.  Let your child's imagination soar with this Fisher-Price Imaginext Eagle Talon Castle playset. The set includes two ladders, a catapult with three discs, and a canon for endless adventures. The castle features intricate details and is designed for children aged 3-8 years old. The brand, Fisher-Price, is known for producing high-quality toys that promote imaginative play and learning. This castle is no exception and will provide hours of entertainment for your little one.