Some time goes by and they realize they miscaluculated the amount of Holo cards they needed stamped, so some shadowles holo sheet go back and get Thin 1st edition stamps applied
That ability lets you pick once from four different effects: tapping or untapping a permanent, dealing 3 damage to each opponent, copying an instant or sorcery, or (presumably your last choice) putting Gandalf back on top of your deck
Having access to all three was especially fun since the decks basically make one person play as the "rival" in each instance
By this time, you will have 50 cards from opening the previous booster packs
This is, of course, helped by the fact that Arahbo all but legitimized the cat tribal archetype
The following accessories will release alongside the set: