The Chūtai-Ryūgan makes one's Centurion Dragon much larger(About the size of Kuruma). With this the Chūtai-Ryūgan controller can turn their Centurion Dragon into something like a Susanoo. You also gain Ancient Dragon's Art: Centurion Tranform, Ancient Dragon's Art: Centurion's Destruction, Ancient Dragon's Sealing Technique:Mass Chakra Seal. With the Chūtai-Ryūgan you also gain proficient usage of all five elements and the respective Kekkai Genkai.