Complex sentence: The prevailing view is that the scarlet beast is another, distinct, visualisation of the same subject as the beast of the sea, which is pictured with crowns on its horns, unlike the scarlet beast.
Split into simpler sentences: The prevailing view is that the scarlet beast is another, distinct, visualisation of the same subject as the beast of the sea. The beast of the sea is pictured with crowns on its horns, which are not present on the scarlet beast.