This is when your cheap utilities and key cards you want to acquire are often at their lowest
The DCI decided that this kind of fast mana was just too much for the format, so they banned Cloudpost, which put an end to the deck in the format
Vraska, Betrayals Sting Vraska, Betrayal's Sting combines card draw, proliferate, and poisonous finishers
While there are several sleeves that are better, most cost about twice as much as the Dex Protection Hyper Mats
All of the powerhouse things this can enable from Aristocrats bringing back cannon sacrifice fodder to Midrange or Blink recurring ETB stuff like in color Karmic Guide or next door in the color wheel Mulldrifter and Acidic Slime
Mono-Green Devotion might be the first deck in the gauntlet, but thats mostly because its known due to its strength before the bans