When I was young, I had a chance to go "Trick or Treat"ing but I don't recall having to put on a full costume. All I remember is that I was given masks to wear and that's it.
Now that I have my kids, with my wife who enthusiastically prepare for such occasions, I have had some chance to take part in their costumes.
Here's one back from 2011 that's 100% from scratch -- except for the pumpkin baskets.
This year, due to some time constraints and work load, a different Halloween stuff is on the works. Here's one example:
Now, to get back to these clip arts.