14.3 No person shall be entitled to bid at a Sale without first having completed and delivered to the Company a bidder registration form acceptable to the Company and the registration form will include an acknowledgement by a bidder that they are bound by these Conditions
Four mana is not a lot for this effect, and it gets so much worse for your opponent if you can pay the indestructible cost
They are, however, legal for play in Mystery Booster 2 Limited formats, so if you happen to have one in your Draft or Sealed deck, have fun with it
This helped preserve the comic-book-movie feel of that event, instead of relishing in the gory details like Duskmourn appropriately does as a one-off horror set
These cards are pretty powerful, so Im not terribly surprised
Some of the cards needed to work across different themes and we needed to make sure they combine in satisfying ways and that each theme could deliver on its own, explains Mark Heggen