Complex sentence: Their decision, a storyline known as The Leviathans, proved to be a thematic misstep for the show and one from which it never recovered, fans tended to dislike the portrayal of Barnabas as the pawn of some greater power.
Split into simpler sentences: Their decision, a storyline known as The Leviathans, proved to be a thematic misstep for the show and one from which it never recovered. Fans tended to dislike the portrayal of Barnabas as the pawn of some greater power.