They are obviously malfunctioning. Gero 's eighteenth android creation, designed to serve Gero's vendetta against Goku. While her interests do not initially deviate from this expectation, her curiosity to activate Android 16 , in spite of Gero's orders not to do so, leads Android 17 to take it upon himself to murder Gero. Eventually, Android 18 becomes a member of the Z Fighters, as well as the wife of Krillin and the mother of their daughter Marron. She has shoulder-length hair that is either blonde   or silver   that parts over her left temple, which she generally keeps tucked behind her ear.
How Did Android 18 Become Human?
Android 18 - Wikipedia
Gero's creations. Before Dr. Gero turned them into Androids, 17 and 18 were just normal humans. Getting tired is a basic biological reaction to overexertion, and since 17 and 18 are mostly human, they should run out of energy like everyone else. Surely Dr.
Android 18 makes her debut in chapter The Androids Awake! She and her twin brother, Android 17 , were forcibly turned into cyborgs by Dr. Gero to serve his vendetta against Goku. The present-timeline version of the character has very little to no interest in fulfilling Gero's orders and becomes a major character in the series after marrying Goku's best friend Krillin. In an alternate timeline, Android 18 is a ruthless killer who started a reign of terror along with Android 17 over Earth that lasted for twenty years until they are destroyed by Trunks.
She was human once but Dr. Gero remodeled her and added cybernetics, thus retaining certain human functionality, such as being able to get pregnant. Marron is the daughter of Krillin and Android 18; she is not identified by name until the very final manga installments, when a lot of time has passed and she has gotten much older. However, in the anime, she is referred by name numerous times throughout the Buu saga. Android 17 was originally a human named Lapis, and the younger of he and his twin sister Lazuli.