Placeholders.md

@@ -7,6 +7,10 @@ These are all of the placeholders MythicRPG provides
 |:----------------------------------:|-------------------------------------------------------------------|
 | <caster.archetype.[group]>         | Returns the caster's [archetype](/Archetypes) from the specified `group`            |
 
+## Variable Placeholders
+| Placeholder                        | Function                                                          |
+|:----------------------------------:|-------------------------------------------------------------------|
+| <skill.var.click-type>             | The type of the click used to interact with a [menu button](/Custom-Menus#button-skills). Returns `1` if rightclick was used, `0` otherwise                         |
 
 ## Placeholder API Integration
 | Placeholder                        | Function                                                          |