Experience the epic origins of legendary Transformers robots with these Transformers One Mega Changer action figures! These 4-inch figures convert from robot to alt mode in 1 step, a simple conversion perfect for Transformers fans age 6 and up. These action figures are inspired by iconic characters from the Transformers movie, Transformers One. Movie-inspired Interactive toys make cool gifts for boys and girls ages 6 and up. Transformers One is the untold origin story of Optimus Prime and Megatron, once friends bonded like brothers, who changed the fate of Cybertron forever.