Sadly, many players are unable to play Oblivion as they keep running into Error Code 80.
There are plenty of options align with a skill tree in this game to give players free control over their characters. So, unless you’re confident in your artistic skills, just leave the customization menu alone and go with the default preset. The more you mess with the customization menu, the worse your character will look. If you want your character to look good then you will have to stick to the default preset.
