Sure! Here's a simple example of a game that includes a 3D world generator, character customization, and role-playing elements. Please keep in mind that due to the platform constraints, this example will not contain any actual graphics or pictograms, but you can use your imagination to visualize the game.
In this game, the `generateWorld()` function is responsible for generating the 3D world (although it's simulated with console log messages in this example). The `customizeCharacter()` function allows the player to customize their character by entering their name, strength, and agility. The `playGame()` function contains the role-playing logic, which can be extended further for actual gameplay.
Please note that this example is a basic starting point and can be expanded upon to create a more complete and interactive game. Additionally, this example assumes the functions will be triggered automatically upon page load, as the answer doesn't include any user interactions.