Everyone has a price they're willing to pay, and I'd love to see it in the comments or on the Draftsim Discord
The Battle Pass in Pokmon TCG Live is seasonal and refreshed with every new expansion that the physical version of Pokmon TCG receives
Ezuri, Renegade Leader gives the elves deck a win condition in the command zone, and some protection from board interaction
You can use it to line up combo pieces and late-game finishers with minimal investment
Zero mana artifacts are prevalent in the likes of Modern and Legacy, with Mox Opal, Lotus Petal, and Mishras Bauble all seeing heavy play
The one innovation was that, while Innistrad only had DFCs that were a creature on both sides (and one planeswalker on both sides at mythic rare), Dark Ascension had two DFCs that started as artifacts, one of which wasn't even a creature on the back face