While sitting through demonstrations of free online video games (presented by my 5 year old), I noticed some clear similarities between the Johnny Finder games and the Indiana Jones movies. While the games are clearly not passing themselves off as being officially affiliated with Indiana Jones, there are characters and plot elements that are similar between the games and the movies, notably the second game relating to a quest for “crystal skulls”. Here is a walk through from the game via YouTube video:
As an exercise in copyright and creativity, this is kind of a fun example in thinking about the kinds of elements the Indiana Jones copyright holders might complain about and how the fair use defense would (or should) work here.