Good gaming is having an $10,000 amateur open tournament. Entry is $5 because you need qtleast a limited silver account to join.
Registration for non-u.s will start on the 19th. You will be using your own decks, bo5 elimination. You choose 4 decks, 1 per hero and your opponent will get to van them before you start the series of 5. Winner in the series keeps using the same deck, loser can repick.
More details on the site.
https://www.good-gaming.com