Regardless of a Game Objects’ other types, there are some properties that are true of Game Objects of certain types. These properties take precedence when properties are mutually exclusive. 1. If a Game Object is a Unit, regardless of its other types, it has Might, can have damage marked on it, enters exhausted, and can be played to any valid location. 1.a. It will not be recalled to base in step 5 of a cleanup. 2. If a Game Object is a Rune, regardless of its other types, it will be recycled to the Rune Deck.
§ 178.1.a Core Rules PDF (officieel)
§ 178 Game Objects can have multiple types.
§ 178.1 A Game Object that is more than one type has the properties of all of their types, except where they are mutually exclusive.