[ul]
[li] Make these cases ONLY drop in competitve mode
[/li][li] Make them guarantee a event edition card, there’s 153 cards and more coming, I fail to see how this would be a problem.
[/li][/ul]
This solves two problems, give people a reason to play competitive, and gives them a reward that’s special and makes it worthwhile investment should they get a card with good augments.