User with this ability either is or can transform into a mechanical being that resides or is native to a region beyond Earth which would considered them an alien as well. Robots from outer space may be far advanced than terrestrial robots, giving the user access to far greater power than standard Bionic Physiology users.
Galvanic Mechamorphs like Upgrade (Ben 10 series) are a race of techno-organic beings created by the Galvans.
The Vex (Destiny) are a race of bionic time traveling aliens seeking to integrate themselves into the fabric of the universe.
HiAndromon (Digimon) is an Android Digimon made from some of the most advanced technology in the Digital world.
Auta Magetta (Dragon Ball Super) is a Metalman, an alien race with robotic traits.
Duo (Mega Man series) is an extraterrestrial space police robot.
Necrons (Warhammer 40k) are a race of mechanical aliens bent on galactic genocide.
The Iron Giant (The Iron Giant) is a massive alien war machine who crash-landed on Earth.
Praxagora (Marvel Comics) is a negative zone inhabitant hailing from a technosapient race called Ataraxian's who're all powered by an internalized miniature star.
Hank Henshaw/Cyborg Superman (DC Comics) was exposed to cosmic radiation and became an electronic consciousness after his physical body died. Transferring his mind into Superman's birthing matrix, he constructed himself a genetically identical cyborg body to Superman's.
Males of Cosmo's species/Metarexes (Sonic X)
Magus (Marvel Comics)
Warlock (Marvel Comics)
Tyro (Marvel Comics)
Promethean Soldiers (Halo) are a type of Armiger, highly advanced mechanized soldiers created by the Forerunners.
Reapers (Mass Effect) are a highly advanced race of machines created by the first intelligent life in the milky way.
Geth (Mass Effect) are a race of machines created by the Quarians.
Honeycutt (Teenage Mutant Ninja Turtles)
The Silentium (Star Wars Legends) are a highly-advanced extragalactic civilization of machines.