Have them pick up a free copy of Card Player in any poker room. All LV tournaments are listed in it.

I don't know any LV casinos that have shills.
Your are describing Proposition Players, there is a big difference. Props start at minimum wage with benifits, in LV. It is a 40 hour per week job.

I am from KY, I know what Euchre is, have played it many times. It is not an approved game in NV casinos.