Game Within A Game has these relationships to other tropes:

parents kids shares a parent with:
Mini Game
Show Within A Show
Embedded Precursor
parent child
Mini GameFishing Minigame
''Betting Mini Game
''Hot Coffee Minigame
''Racing Mini Game
''Mini Game Credits
Show Within A ShowSoap Within A Show
''Documentary Episode
''School Play
''Who Would Want To Watch Us
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