Jumbo cards, Japanese prints, and graded slabs all shift the numbers
In the case of Invoke Prejudice, the answer was clear, and thats why it remains one of the most notorious examples of what can go wrong when those in charge neglect to keep hateful symbols out of a hobby meant to bring people together.
But the steeper mana commitment, plus the fact Phenax technically does nothing on its own, locks it more into the role of build-around/win condition
Dewdrop Cure lets you bring back two creatures that cost two or less for just three mana
MTGACodes allows you to buy the packs, decks, cosmetics, etc
However, when you're close enough to take the win, a well-timed Restoring the Crown can easily get you past the finish line