The turn of the millennium saw players managing around 3,000 unique cards total
If it comes to activating it, the life point swing is often enough to put the game out of reach for opponents
Emerald Medallion is reasonable at around $5, but thats because its the weakest member of the cycle
Being able to copy the card-draw trigger from Showdown of the Skalds, the Angel trigger from Firja's Retribution, or the destroy triggers from Waking the Trolls or Binding the Old Gods for just a single mana seems pretty solid
First of all, if you simply use Elemental Hero Plasma to bury the Black Magician in the graveyard instead of actually summoning it, you can put the Black Paladin or this card you like in the extra deck, so it is a card that has never been used yet
Much as this appears to have the same function as Ruinous Path, the reality is that this will deal with vehicles and man lands while the sorcery speed cards will not, and that is pretty huge