In everybodys favorite casual format, where youre allowed to cast do-nothing 6-mana enchantments like Impostor Syndrome, there are plenty of ways to exploit this card, including legends-matter decks, blink decks, or decks that thrive on saboteur abilities
When you consider the amount of value that blinking a full board of creatures might result in, it's not hard to see how Eerie Interlude can be a great deal
This is, of course, less of an issue for blue, but in the right deck, its not hard to imagine the Discovery becoming a must-answer target, else you outdraw the table in no time
This 60-card deck is tournament-ready and playable right out of the box
If you're using Voltaic Key, chances are the deck it's involved in is trying to do something abusive
Every morning, it was back on the shelf, its eyes following her every move