Magic: The Gathering's Commander 2019 Edition is set to release this August, and the official previews will begin soon, and many of the cards will be revealed at Gen Con 2019 this weekend. Today, Wizards of the Coast has revealed the full list of dates and outlets where the previews will officially be revealed, and once the previews are live, they will update the article on their site. Each of the Commander 2019 decks will have its own spotlight day so all the cards that will be revealed on each day will be part of the same deck. Wizards will also be posting full decklists and they will update the Card Image Gallery every morning with cards revealed in the previous day.
You can check out the full list of dates and outlets for the previews below:
EU and RU Social Media
Wizards Player Email
Also every Gen Con 2019 day at 3 p.m. PT, The Command Zone will reveal everything not already previewed for each day, so each day will fully reveal one of the four Commander 2019 decks.
The Magic: The Gathering Commander 2019 will be released on August 23. Gen-Con will take place from August 1 to August 4.