The ID for the buff which allows other objects to refer to it. For a custom buff, use -1, otherwise place the value of an existing one. See also How to Make a Custom Buff.
Default value: -1
The tooltip that is displayed when the buff is moused over.
Default value: ""
Whether this is a buff, which may be removed by right clicking, or a debuff which may not be removed manually. It is recommended you set this to false for testing purposes, and then change it to what it should be after you're done testing.
The alpha blending to apply to the buff icon. As this is a float, it is a decimal value. Unsure whether 1.00 is fully transparent or opaque, or if 255 behaves this way, as the fact this is a float is inconsistent with other alpha attributes.