X-Naut PhD

X-Naut PhD appeared in 2004 video game called Paper Mario: The Thousand-Year Door. X-Naut PhDs are expert X-Naut scientists, as the name implies ("PhD" stands for Doctor of Philosophy, which is generally recognized as the highest university degree obtainable). These X-Nauts wear lab coats and blue uniforms. They are usually responsible for building the inventions the other X-Nauts use for their plans, such as the Magnus von Grapple. In battle, they attack by throwing chemicals at Mario and his team, additionally they can drink potions to increase their power or health. They also appear in Bowser's last platformer level, where they throw chemicals at Bowser in a similar manner as Hammer Bros. They are also the creators of the Yux species.