In Baldur's Gate, you can use your own portraits, sounds and scripts to individualize your character. Below are listed the specifications for creating these files. Refer here for customization materials submitted to BGC.
Do none of the portraits coming with the game suit your fancy? Change them!
Like portraits, sounds can be changed to saitsfy your whim.
Customized artificial intelligence scripts can separate to novice from the master player, as well as providing you with much more intelligent NPC companions.
Installing Custom Portraits, Sounds and Scripts
Some customizations are more easily said than done, so PlanetBaldursGate is proud to provide you with detailed information on how to conduct each of the customizations listed above.