A Shocking Ending - Once Upon a Time
Once Upon a Time went out with a bang in 2018! WishRumple killing Facilier and he and WishHenry being the big villains at the end of the series was a big surprise that left viewers imagining what happened after the final credits rolled.
An Alternate Universe (Maybe) - Castle Rock
Castle Rock offered viewers a hot debate by suggesting that the Kid was an alternate universe Henry Deaver! The debate rages on but either way, fans were left shocked by a twist they never saw coming.
A Mysterious Character Revealed - The Flash
Nora Allen-West flitted in and out of The Flash all season long, leaving viewers curious as to exactly what was going on. The season long wait paid off on the finale when her true identity was revealed.
A Far Out Theory is True - Star Trek: Discovery
Many fans laughed at those who thought that Ash Tyler was a sleeper Klingon agent, but that theory turned out to be 100% correct, proving that sometimes the most absurd ideas are the best plot twists.
A Family Tragedy - The Haunting of Hill House
The heartbreaking truth behind the bent-neck lady who plagued Nell her whole life, and by proxy helped spur on the ghosts who tussled with the rest of the family was a twist that was impossible to see coming. It took a regular horror story and turned it into a family tragedy.
Who is the Joker in Waiting? - Gotham
Gotham made it look like Jerome Valeska was the Joker-In-Waiting, but it turned out to be Jeremiah! This bait-and-switch twist thrilled fans, many of whom didn't see this one coming.