All of Knuckles the Echidna, Hellkite Tyrant, and Revel in Riches automatically win the game if you have a certain number of artifacts (with Revel in Riches requiring specifically Treasure tokens)
Zodiac Goat ($9.93) I think Zodiac Goat, is framed on the desktops of MTG players born in 79, 91, 03, and '15 perhaps
(If unsolved, solve at the beginning of your end step.) Solved Creatures you control get +1/+0
If you can cast an expensive spell you can both dome them with Vial Smasher and also cascade into good stuff
We've already seen this happen to some extent, with the old-border reprints of some of the best cards from the original Modern Horizons in Modern Horizons 2
She can make dorks for two colorless mana so you can make them very quickly and cheaply and ably