A sophisticated enough RNN could create entire expansions with new mechanics
This deck was printed at home using high quality sticker paper which was then cut to the card dimensions and glued onto the front of original magic cards, this means the cards have an original mtg back, while showcasing the unique designs
End the Festivities is a Sorcery card in Magic: the Gathering MTG
This one is the hardest to beat since it comes down as early as turn 2 and shuts off lots of your mana and most of your relevant threats
Since all boxes containing them are out of print, TR cards usable in the current Standard format, like Nest Ball or Ultra Ball, are sold at high prices of around 5,000 JPY (~US$34)
This allows phasing cards to keep counters, auras, and equipment attached to them when they phase back in