Like most Magic: The Gathering cards, the value of Mystic Forge depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (The Brothers' War Retro Artifacts)
The first is that it gives your other Rigger creatures +1/+0 and haste, and the second is the more infamous ability of doubling up on assembling Contraptions whenever one of your Rigger creatures assembles one
OCG Structures[edit] In Yu-Gi-Oh
On the other hand, the goal of counterfeit cards is literally to fool people into thinking they are real cards, either for tournament play or to make a profit by selling the cards to unsuspecting players, which makes counterfeit card "proxies" problematic
Even entire sports card sets lose value when the rookie class underperforms
With strong Typal cards and a bunch of support for previously under-represented Creature types, Bloomburrow will bring about a bunch of cool new decks while also spicing up some of our pre-existing ones