|This article belongs to the Classic Continuity.|
Pluto was a dwarf planet of Earth's solar system. Its orbit was tilted instead of level like the other planets orbiting the Sun and was orbited by 1 large and 4 small moons.
- Pluto was supposed to appear again at some point of the series, but it never transpired.
- Bellicus showed disdain of Pluto, considering it to be a dwarf planet, while Serena said she wanted it to be a planet instead of a dwarf planet.
- The second Ben 10,000 took his nickname after the second Plutonian revolt of 2022, which means that his version of Pluto was not destroyed.