Experience the epic origins of legendary Transformers robots with these Transformers One Prime Changer action figures! These 5-inch figures convert from robot to alt mode in a series of steps. Transformers fans can convert between modes to create fun scenes. These action figures are inspired by iconic characters from the Transformers movie, Transformers: One. Movie-inspired interactive toys make cool gifts for fans 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.