Abyssal Persecutor led to such interesting game states, and Id argue this one is even more entertaining
Many of the multiverses famous legendary creatures have also been completed, and March of the Machine is using DFCs to show that transformation
I always seem to write about The Immortal Sun, but the pure power level of the card is through the roof for any creature-based deck
Furthermore, she cannot be destroyed by battle with monsters that share any of her Attributes, nor can such monster destroy her with their activated effects
It seems to be another way of the TCG returning back to its roots, but it also hurts the complexity of the game
And since it was in a precon, it all but ensures the price of buying a single copy would plummet, and thats exactly what happened