Durant costs 35 Pack Points to craft
Since trading or buying singles isnt an option, even bulk mythics are hard to come by
While the original Omnath allowed you to preserve unspent Green mana, this card turns all of your unspent mana Black
All you need is one Chromatic Orrery (represented here by the best idea in this entire franchise, the Hall of Snowglobes), one self-untapping enchantment, such as Freed from the Real, and a very Christmas-friendly creature by the name of: Simply turn Chromatic Orrery into a creature using Toymaker, enchant it with Freed from the Real/Gauntlets of Light/Pemmins Aura, and HO-HO-HO, you have infinite mana of any color
Yes, I know it is thrilling to open them and see what is inside, but the reality is that sometimes you will only find common cards that are very difficult to trade (or not even worth using)