This is a paid asset, but now you can download Realistic Effects Pack 3 Free.
Detail this asset from Unity Store: Original Link
Realistic Effects Pack 3 v1.2.1 (Latest version)
Realistic Effects Pack 3 v220.127.116.11
“If possible, please buy the package to support the developer”
Unity 5 support.
This package includes 38 effects.
WEB DEMOT or PC build.
There is also a demo for Android.
Effects using standard particle systems and own shaders.
Pack includes optimized shaders and effects for mobile. (with fast distortions)
Dimensions are approximate to reality. Demo scene has a line height of 2m.
The package contains a set of scripts for ready use of effects, as well as scripts for collision detection based on raycast.
Projectiles have speed settings, homing, distance of flight, random trajectory, etc
You can also fine-tune any effect: light, color, transparency, animation speed, lifetime, and other settings of effects.
Includes scripts for easy change scale and color of prefab.
if you have questions or suggestions, send them to my email