how do i can make dissolve an object?

[bad_spark]

that comes and goes dissolving, as when an explosion ends..which slowly disappears, vanishes, or make it appear out of nowhere..Thanks!

[slowtiger]

Layer tab, opacity. Default is 100%, 0% would be invisible. You first click "allow animated layer effects", then create a key for 0%, then, on a different frame, a key for 100%.

[bad_spark]

thank you very much for your help...but I don't have the new version, I have the previous anime studio 5... how do i make the vanishing effect in anime studio 5? and thanks for your help

[Genete]

The above steps are valid for AS5 too.
-G