How do you make weapon sound afects? I really want to know, I have no idea (exept for doing them with your voice). Anybody got any suggestions?

http://www.audiolicense.net/sfx/subcats.asp?tier2cat_id=205

you may have to register of sumpthin.. but there's plenty sounds.

I take Sounds from other soundmods for other games, but I Introdus where I have take the Sounds and who have create the Original soundmod!

I take to time from soundmods for Call Of Duty and CounterStrike SOurce

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As long as you give credit you could take them from almost anywhere. Try running a search on www.exploseek.com for "gun firing" or even a specific gun and see what you get.

How to get sounds from a game