Originally Posted by chronoxiong
Because when they become badass, the fans start liking them, cheer for them and then the WWE is forced to turn them face. Then from there, they start doing things that aren't badass thus killing the character that they built up and got over with. See Randy Orton as the perfect example of this routine. This is why it's hard to keep a wrestler as a badass.
its not hard, WWE just wants to make every face the kissing babies, hugging fat girls, type of face. Sheamus got over as a Angry Bad-ass Irish, not what they have made him now. Triple-H was face for a long time and stayed bad-ass/egoistic.