Below 4, even an S/R-rated combo gets downgraded to Bracket 3 because the deck lacks the support to deploy it consistently
You'd probably have to explain why spending nearly 30 grand on a single, unusable card was a good financial decision, though
Biotransference and Encroaching Mycosynth both make our creature spells trigger Alela and let us cast them off the top of the deck with Mystic Forge
As long as you control the creature with the greatest power or tied for the greatest power when the ability resolves, you'll draw two cards.
Ever since the early days, specific creatures, spells, and artifacts have been far too powerful for the meta, forcing Wizards of the Coast to start restricting cards
Collectors have responded with sustained, aggressive demand that has kept the card's value at a premium level well above what a typical Secret Rare from the same era commands