|First Appearance||And Then There Were 10|
Ben 10: Protector of Earth
Earth is the main setting of the game, with the Tennysons traveling all over the United States to battle enemies.
Ben 10: Ultimate Alien Cosmic Destruction
A possible future Earth was seen in Paradox, when Professor Paradox showed Ben and his team what will happen if the time-warping creature gets out of Los Soledad. This Earth appeared to be a desert wasteland. This future was prevented by Ben.
Ben 10-Generator Rex: Heroes United
A parallel version of Earth exists where E.V.O.s and the Providence exist and nearly every living being is infected by Nanites.
- Human/Alien hybrids
- Interdimensional white lab mice
- Galvanic Mechamorph
- Various citizens of Undertown
- Earth having dolphins, white lab mice and humans as sentient life forms is a reference to The Hitchhiker's Guide To The Galaxy by Douglas Adams, in which dolphins and white mice are more intelligent than humans.
- According to Rook, Earth is an open system.
- According to Driba, aliens are not allowed to urinate in Earth's bushes as it could lead to an environmental catastrophe.
- According to Max, most of Earth's myths and legends come from alien encounters in ancient times.
- According to Retaliator:
- According to Derrick J. Wyatt, when Azmuth first discovered Earth (as he revealed he did in Solitary Alignment) he called it "Terra".
- Earth is the richest source of iron in the universe.
- In The Mother of All Vreedles, Ma Vreedle refers to the Solar System as the "Sol System."
- In the The Frogs of War: Part 1, Rook reveals that Earth is in a key strategic location for taking over the galaxy.