Deep Space 9
This lists the essential episodes recommended by Max Temkin as part of his Medium post:
https://medium.com/maxistentialism-blog/star-trek-deep-space-nine-in-82-5-hours-10acde591fd2
Based on the excellent work by the folks over at thestartrekchronologyproject.blogspot.co.uk/.
A comprehensive watch-order for Star Trek which counteracts some of the oddities within TOS' broadcast order (vs production order) as well as slotting in the films to their most likely positions.
This includes Star Trek: TOS, Star Trek: The Animated Series, Star Trek: TNG, Star Trek: DS9, Star Trek: Voyager, and Star Trek: Enterprise.
Top 25 Star Trek: Deep Space Nine Episodes
by Dann Michalski