The Magicians cancelled after 5 seasons
#TheMagicians is coming to an end https://t.co/vAq4tvUwqI
- Deadline Hollywood (@DEADLINE) March 3, 2020
While they did not go into Season 5 knowing that it would definitely will be the show’s final chapter, they wrote the Season 5 finale (airing April 1st) so it could also work as a series finale.
source: https://twitter.com/DEADLINE/status/1234873176485556225