Here is the full list of all 9 ESPN achievements worth 0 gamerscore. It takes around 1-2 hours to unlock all of the achievements on Xbox One.
You've watched 10 clip from each of the ESPN editorial channels
You've watched 100 video clips
You've brought up the SportsGuide using your voice.
You've selected a favorite sport
You've watched 5+ clips from your Favorites channel
You've checked out videos from 3 other sports using the More Sports feature
You've selected a favorite team
You've linked your ESPN account to the ESPN on Xbox One app
You launched the ESPN on Xbox One app.