Jesus is most often portrayed as a well-groomed, Caucasian man. In reality, he would have been nothing like this.
He would have been dark skinned.
Wore a short tunic...
I think even the image of Jesus is a marketing tactic. An appealing "mascot." God is similarly portrayed as an older, Caucasian man.
What if they were dark-skinned? Or, what if they were very unattractive? Would it change anything?
Here is an article from BBC about what Jesus would have really looked like: