Built to Rule! This loyal DECEPTICON works under the command of STARSCREAM for the recovery of the Planet Key on Earth. THUNDERCRACKER believes that the most effective way to defeat an enemy is to terrorize and demoralize him before attacking. The mere sound of his focused sonic booms audible for more than 200 miles is enough to frighten many other TRANSFORMERS. Change up! THUNDERCRACKER is blasting through the atmosphere to threaten Earth! Change from jet plane to evil warrior with awesome missile launcher! When Earth s greatest heroes threaten to strike back, convert to fighter jet. . . fire a drone rocket to buy him time to slink away! Change this futuristic plane to evil robot and back again!