Android 17 (Character) - Giant Bomb

Twin brother of Android 18 (technically Cyborgs in this case) Android 17 was created by Dr. Gero, but rebelled and killed him. 17 is absorbed by Cell and dies with him, but is later wished back to life with Cell's victims. He becomes a Park Ranger and starts a family.

Android 17 screenshots, images and pictures - Giant Bomb

Android 18 (Character) - Giant Bomb

Android 1718 Games - Giant Bomb

Rick Jones (character) - Wikipedia

Super 17, Dragon Ball AF Fanon Wiki

Arale 18 screenshots, images and pictures - Giant Bomb

Bulma Friends - Giant Bomb

Android 17, Dragon Ball Wiki

Ever wonder why 17 and 18 call each other by their number names and not their real names? : r/dbz