The Most Toys

The Most Toys is an achievement/trophy that can be unlocked in the Fallout 4 add-on, Automatron.

Requirements
In order to unlock this achievement, the Sole Survivor must create or ten robot mods using the robot workbench. In the current version of Fallout 4, you can no longer earn this aceivment/trophy by simply changing the paint color.

Behind the scenes
The name of this achievement/trophy is a reference to the Star Trek: The Next Generation episode "The Most Toys." Both refer to the antagonist who wishes to collect Data and android – or in this case an "automatron."