Greg Tito, Wizards of the Coast Senior Communications Manager, said that "there is a huge crossover between Magic players and D&D players"
Then all players sacrifice all creatures they control at the same time
And while the value is undeniable, its not backbreaking value, so I dont imagine it will provoke a removal spell from your opponents that something like Skullclamp or Panharmonicon will
Its an instant that brings the creature back at end step, too, meaning it can effectively be used to dodge removal and board wipes
Every booster pack contains the following: 6 Common Cards 3 Uncommon Cards 2 Rare or Better* Cards 1 Foil Card of any Rarity The Rare or better cards have a chance of being Rare, Super Rare, or Legendary, but will never be Enchanted
All it does is draw a card when it enters which, while good, doesn't feel as good as a token doubler like Exalted Sunborn