You won't find anything for worth for under 200 bucks, beleive me. Airsoft is an expensive sport.
As for terms of guns... Its more of your choice than it is ours, Look up real world guns that you like, see if they're available through the preveiws on the classifieds here. Then get age verified.
Don't waste your money on walmart or clearsoft shit, save up and get something of worth. That is all of the help you will get from us as far as guns go.