It's NOT necessarily a limitation. For instance, if I despise the AOR maps, with this I could select those three AOR maps as "exclusions" and have all of the games but those three come up. That's not limiting at all.

In fact, I would suggest that the current setup is MORE limiting. I can select ...

Concise description:
In the Game Finder, it would be easier to exclude maps from results individually, rather than select a large set in the Search form.

Specifics/Details:
I tend to play the same maps over and over. When I search in the Game Finder, if I choose multiple maps for the results, I ...