Magic is more about quality than quantity, draw seven is great quantity and so the quality aspects of Wheel are often overlooked
Turning life gain into recursion seems pretty good from where I am sitting, right
Notable Cards: Reprints and $$ Abzan Armor has seven reprints in the $2-5 range, another five in the $5-10 range, and a single big-money reprint in Dragonlord Dromoka, sitting around $12
From this peak, frequencies drop off in both directions, tailing off at the high end -- the average deck has about 1.5 cards with mana value 8 or higher
This is not too hard with duals, shock land and sac lands available however these are the most important cards in a Zoo deck and make it very demanding to draft
Today, though, it's still having a major impact as one of the strongest card-draw finishers in cEDH and low-to-the-ground decks overflowing with fast mana, where Ad Nauseam can often draw you a massive chunk of your deck, giving you the fuel you need to win the game