Complex sentence: For instance, other forms of "Snow White" have the Queen instantly drop dead, banished, sucked into her mirror, or flee into the forest/swamp, never to be seen again, and instead she is merely prevented from committing further wrongdoings.
Split into simpler sentences: For instance, other forms of "Snow White" have the Queen instantly drop dead, banished, sucked into her mirror, or flee into the forest/swamp, never to be seen again. The Queen's punishment no longer occurs to satisfy Snow White's vengeance, but instead she is merely prevented from committing further wrongdoings.