The Moxes are a zero casting cost artifact that give one mana of the color it's associated with- so, the Mox Jet gives black, the Mox Emerald green, et cetera
They are calling this the rarity key, and the rare, super rare and legendary symbols will be holographic on the cards (or some kind of shiny gradient), to make it even easier to differentiate
That's already an efficient draw engine with disruption baked in
But, even with some of these vetoes, counters are only seen as something boring, and not as an immense problem
Darksteel Colossus is the best at what he does: Having no drawbacks, being very big and very hard to stop
While it didn't become the new norm, the Future Sight frame is a favorite of Magic fans for its unique aesthetic and eye-catching flair