soft card sleeve Ultra Pro Sleeves (100ct) Available in various sizes for standard cards Ultra Pro Standard 2.5 x

Limited Quantities Available Once the stream supply is gone, these packs are gone too

If a card(s) moves out of either GY (except during the Damage Step): You can Special Summon from your Extra Deck, 1 "Exosister" Xyz Monster, using this face-up card you control as material (this is treated as an Xyz Summon)

or Wizards finding a way to create more reprint equity (with the most likely being to support a new Frontier-like format at some point in the future, which would increase demand for a lot of new-ish cards that aren't quite good enough to be Modern staples)

Sibsig Appraiser Interestingly, this could have some implications for Familiars decks