The most expensive Magic: The Gathering card ever sold is the 1993 Alpha Black Lotus (PSA 10 Gem Mint), which went for $3,000,000 in a private sale in 2023
At the last minute, however, WotC switched gears on the printing and decided to take off the basic lands
you can never have enough dice
Theres a good dose of Proliferate (Evolution Sage) too, letting you ramp up your counter placement for added impact
Remember however, that youre really going to see the greatest returns if you skip the armchair theorizing and buckle down to test the decks ahead of the curve
The reason it sees so much play is that it is doing two things that are well paired, both stalling the game and it is never a dead or even that weak of a card in any given matchup