With a little imagination they can be made look good.
You just transmogg the cheapest parts 
Vanilla characters:
The Shaman was brought back from deletion 
TBC characters:
Character created during a free trial 7 days period I donāt recall when (brought back from deletion):
Legion characters:
BFA characters:
Funny fact: this is when BoE Glaives started dropping and I had to create a DH.
Legion, low level alts characters, deleted and brought back:
Characters created during SL:
Darker characters created in Legion (probably) :
Darker characters created during SL :
Nameless adventurers (Free to play), created when I was unsubscribed before September 2022:
Edit: Character creation dates, corrected.
Edit 2: I forgot this guy, made during SL, because I wanted all the Horde basic races (Allied races excluded):
I always forget I have this guy 
.
This is my 25th character.
Cheers.