Background Pony #36F9
Well of course a bad-looking person can be a good guy, Lil' AJ. This one in particular can be described as a mama wolf.
!http://vignette1.wikia.nocookie.net/fireemblem/images/9/96/Camilla_art.png!
And this one is as "bad-looking" as it can get, but proves himself a hero.
!http://wikimon.net/images/4/4a/Beelzebumon_blast.gif!
And there's more that I might not be able to list right now.
Although, there is the case of a "bad-looking" good person being forced to do bad things. Such as with these two.
[spoiler]!http://safebooru.org//images/527/3c01b20a9677702cce13d751e7746fdbd70dea4f.jpg!
!http://serenesforest.net/wp-content/gallery/binding-blade/art-book/Idenn.jpg![/spoiler]
And in another timeline, I'm sure that your friend Sparity may have been an example of a "bad-looking" person being good as well.
!http://vignette1.wikia.nocookie.net/fireemblem/images/9/96/Camilla_art.png!
And this one is as "bad-looking" as it can get, but proves himself a hero.
!http://wikimon.net/images/4/4a/Beelzebumon_blast.gif!
And there's more that I might not be able to list right now.
Although, there is the case of a "bad-looking" good person being forced to do bad things. Such as with these two.
[spoiler]!http://safebooru.org//images/527/3c01b20a9677702cce13d751e7746fdbd70dea4f.jpg!
!http://serenesforest.net/wp-content/gallery/binding-blade/art-book/Idenn.jpg![/spoiler]
And in another timeline, I'm sure that your friend Sparity may have been an example of a "bad-looking" person being good as well.