Some of my favorites:

House of Cards (Netflix)
Stranger Things (Netflix)
Sense8 (Netflix)
Daredevil (Netflix)
Marco Polo (Netflix)
Peaky Blinders (Netflix)

Game of Thrones (HBO)
True Detective (HBO)
The Wire (HBO)

The Walking Dead (AMC)
Breaking Bad (AMC)

Mr. Robot (USA)
Sherlock (BBC/Netflix)
Homeland (Showtime)