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TV Shows That Went Downhill After Season 1

4. 'Riverdale' (2017- )
When Riverdale emerged as a hit right out the gate for The CW, few were surprised. After all, established properties like Archie Comics usually do well at the beginning thanks to built-in audiences. The show turned the world of Archie into a dark place and it worked for the first year. However, following seasons run increasingly darker, veering headlong into the absurd.