Even if there was no reserved list, collecting cards from all around MTGs history would be a financial burden
No matter how much mana you pump into the emblem, theres a non-zero chance of finding something useful
Let me break down the reasons and categories for all the cards on there, as of this iteration
It will feel pretty close to a bomb if you can do it consistently A two mana 2/2 with Haste is a solid starting point, and getting a +1/+1 counter or two on Ash is doable
We're going to struggle with fast combo decks, but I'm not sure that problem is fixable without spending money on cards like Trinisphere, and the deck is already right at our maximum budget
Lightning Helix is as close to an auto include as you can get, there are basically no decks that could reasonably cast Lightning Helix that I could draft in my cube in which I would not play said Helix