Hero Factory is a line of construction toys created by LEGO that features customizable hero characters. Launched in 2010, the series allows children to build their own heroes using various parts and accessories, promoting creativity and imaginative play. The storyline revolves around a futuristic organization that creates heroes to combat villains and protect the galaxy. Each hero has unique abilities and can be upgraded with different components, making the play experience dynamic and engaging for kids. The series includes animated webisodes and games that expand on the characters and their adventures.