“Hi I am new to unity can any one tell me where I can find a muzzle flash particle effect for my gun on my FPS game. I’ve looked every where but most of them don’t work that great, can someone please give me a link to the download for one.”
TASNO 
Create a game object, add your designed particles to it, save it as a prefab, attach it to the gun as a child, emit when needed… WIN/Profit?