The possibility that any card in Historic can be retroactively rebalanced, nerfed, or fundamentally changed at any time throws Historic deck-building into volatility, and opens the otherwise static format to unanticipated changes
Personally I'd rule that you can turn it upside down and shake it to empty it, but the items come out at random, and that can be incredibly dangerous if you know the types of people and what they tend to carry in these bags
Can You Get the Godzilla Versions on Magic Online
Several of the Moonfolk are all-star material, like Meloku the Clouded Mirror and Uyo, Silent Prophet
5/7 Illustrated by Bram Sels Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
Then, you get a +1000 point bonus during the battle