These treatments will be mostly found in collector booster packs, though some should still show up in set and draft boosters
Additions: Cuts: Here's how the deck looks with the upgrades added: The deck has a lower mana curve, way better card draw, upgraded Knights, upgraded removal, and better mana-fixing
In that context, you get most of what you want if you pay the full five, and a ton of stats for two mana when you hit the miracle
You can also just reanimate a bunch of huge threats, possibly with a Haste granter and Craterhoof Behemoth support for a sudden alpha strike
The other clauses are good too
Promos, Gold borders championship, Time Spiral, No proxies - we usually allow them, but singleton is special