For one, Fiery Emancipation increases your damage output potential by a staggering 100% over its predecessor, letting you triple the damage of anything you dish out
Even better, if you have ways to steal opposing Commanders, you can exile those instead to jack up their Commander tax
For example, Orcish Bowmasters mutes the power of, say, Ponder, if you were to consider that in Modern, but that means decks with black and blue both get more powerful on one hand, and more inevitable on the other
(Scryfall note) Spells that were cast before Stella Lee entered the battlefield count
Celes also opts to buff reanimated creatures instead of actually reanimating them herself
You can find cards that have spiked to $10 in the United States still hovering in the 1 range on Cardmarket