rex (xenoblade)

Protagonist of Xenoblade Chronicles 2.

An optimistic boy whose job is a salvager where he performs rescue and retrieve missions.

Becomes the Driver of Pyra/Mythra.

He reappears in Xenoblade Chronicles 3: Future Redeemed, being not only significantly older but outright bigger than his previous appearence as well as missing an eye.
In the context of Xenoblade Chronicles 3's main game, this hints him as the mentor of Founder Cassini of the City.
He also has a cameo in the ending in a photo with him and the rest of the main XC2 cast surrounding Pyra, Mythra and Nia with newborns.