There are almost no situations where a question should be made a community wiki and it still be a good fit for our QA format.
Grace Note, in a blog entry, stated (emphasis not mine, it's literally bold in the post)
questions rarely, if ever, need community wiki.
And while answers are often legitimate candidates for community wiki, if a question ...
This answer addresses two separate questions:
Should list questions be allowed on Sports.SE?
In my opinion, list questions are okay as long as the list is not so big that the question is essentially meaningless. Here is an example of a good list question:
Olympic medalist in both the Summer and Winter Olympics
One of the reasons that this is a good ...
Nationalised players scoring against their country of birth
It's some how related. (not the same topic, but the same idea).
So I think this type of question answers should be marked as comunity wiki, and keep it open.
I don't think we should use it at all. I think questions that should be CW are probably not constructive in the first place and should either be rewritten or avoided entirely. List questions, shopping questions, and other questions that are tempting for a CW are usually poor quality and in need of an edit. They seldom have lasting value to either the ...