#6 Grim Monolith - Silver Age The last puzzle piece at exactly the wrong time
Players use a deck that contains 60 cards, including one commander card
If I have a card that I spent $1500 on a year or two ago, and I invested that money, because the company said they wouldn't print any more ever, and then the price rises to $3100 for its condition, and then they announce the removal of the Reserve List tomorrow, and by the end of the week we see that it's going to be a mythic rare in Eternal Masters 2, I think that would be the worst feel bad moment ever
Were also seeing a token archetype on both sides of the Phyrexian battle
Further supported by ramp effects like Utopia Sprawl, Sowing Mycospawn, Talisman of Impulse, and Kozilek's Command, Eldrazi Ramp consistently jumps ahead on mana, paving the way for colossal threats far earlier than expected