I think we have too many modes or brackets.
I think Bracket sounds more interesting than it is. It seems we should have to earn our way from the bottom up through soul bound achievements (could be pair with other cool rewards?).
Kill the card for the whole season.
want to really make it fun, the season should last until there is only one left standing..... Want to make it more fair. Give us a number of cards to chose.
Now coding gets timely and expensive. But we have a real mode with real fun.