: The season is defined by the Replicator (John Curtis), a copycat killer who stalks the BAU and replicates the crimes of the unsubs they have previously caught [10]. His presence creates a rare sense of personal vulnerability for the team [2].
: Clearer, smoother motion during high-intensity tactical raids and the dramatic helicopter crash in the season finale [3]. Criminal Minds s08 720p
: One of the series' most tragic and emotional episodes, focusing on the kidnapping of Reid's girlfriend, Maeve, by a dangerous stalker. : The season is defined by the Replicator