skills/mechanics/variableunset.md

@@ -11,6 +11,10 @@ Attributes
 | variable  | var     | The name of the variable. Can optionally be prefixed with **scope.**                                                                                                                                               |               |
 | scope     | s       | The [scope](/skills/variables#variable_scopes) of the variable, e.g. where the variable will be located.                                                                                                           | SKILL         |
 
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+
+This mechanic was added in 4.12
+
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 Examples