Agatha All Along fundamentally changes events from WandaVision by revealing surprising twists about Agatha Harkness and the larger MCU. The Disney+ series WandaVision offered a wild ride through sitcom-inspired episodes and a story centered around Wanda Maximoffs struggle to deal with grief. As the show unfolds, Wanda discovers her perfect life in Westview is being manipulated by another powerful witch, Agatha Harkness. While WandaVision initially presented Agatha as the main antagonist, Agatha All Along flips the script and delves deeper into her story, offering new perspectives that reshape how we see Wandas journey and the Westview Incident.