A potion for making the player invisible. When the potion is frobbed, the metaproperty M-Invisible is added to the Player then the message Invisible is sent to the Player. The metaproperty is removed when the potion stops and the message Visible is sent to the Player.
| Inherits | TimedPotion |
|---|---|
| Messages | Invisible, Visible |
| Properties | AI\State\Current visibility |
| Metaproperties | M-Invisible |
