No, I'm not aware of anyone getting scammed by He-Man.
[1] - https://en.wikipedia.org/wiki/Kenner_Star_Wars_action_figure...
Legal Eagle did a video over dangerous toys recently and had this in it.
At the 3:15 mark.
If NBC had broadcast scams in He-Man or Scooby Doo rather than the weekly moral messages they'd have been off air faster than you could blink.
Regulation barely exists any more, except mainly to defend copyright owners.
[0] Or so I was led to believe.