Changing a single digit in block six from A to B might shift the entire face's ethnicity or age. This granularity allowed hardcore fans to create "face code calculators" and even mod tools that could generate codes from external images.
When you reach the character creation screen, look for the "Code" or "ID" box at the bottom of the "Appearance" customization menu. me3 face codes
While many players use mods for high-definition hair or textures, these codes use only base-game assets, making them compatible with consoles and unmodded PC versions: Top Female Shepard (FemShep) Codes Changing a single digit in block six from