GameStops PSA drop-off service, for instance, requires every card to arrive in penny sleeves and card savers, and most grading companies would rather you skip toploaders, which are harder to open safely
I'll be back in two weeks with the Nicol Bolas section of the Grixis review (aka part 2), but in the meantime let us know your favourite Grixis cards and what you think of the ratings so far!
But while this may have had a big impact, it probably isn't just Reddit users buying the card: Arwen, Mortal Queen also features in over 60% of Tidus decks posted to EDHREC
The Mystery Booster 2 Playtest Card Notes section (reproduced here in individual Gatherer rulings) provides guidance for fitting these cards into the existing rules structure
Where to find it: From what I've been able to tell, you can get your hands on a version of this card without breaking the bank - it's commonly less than $5 on TCG Player