If youre up against a water deck, for example, which tend to use lots of low-level monsters to swarm the field, then Possessed Dark Soul may be the perfect way to turn the tides of battle
This then allows you to save on shipping: 6 cards slipped into a card saver can still qualify for a regular letter in the UK (0.75 for 2nd Class), whereas 6 cards stored in 3 toploaders will require you to ship as a large letter (1.15 for 2nd Class)
Upgrade 10 Speaking of board wipes, Fresh Meat is the final card I'm adding
The number of cards printed is unknown, but we do know that Garfield sent out copies along with his wedding invitations - cute
When Do Cards Get Unbanned
So, if you want to use this new mechanic, you should play those missions first and buy a lot of Playmakers packs