Black Lotus even back in 1994 was incredibly expensive
Drafts pre-game phase involves players opening a Draft Booster and choosing a card from the pack, then passing it to the next player
With three players and the nine play boosters, each player can open three packs, and have enough for a draft of 45 cards per player
Of course, the biggest upside of Zirda, the Dawnwaker is that its cost reduction applies to all permanents (see: the Basalt Monolith / Grim Monolith combos for Commander), and some artifact-based decks come very close to accidentally meeting Zirda, the Dawnwaker's companion restriction (for example, Modern Urza decks often only have Uro, Titan of Nature's Wrath as a permanent without an activated ability), so the unique wording on Zirda might open up new possibilities, compared to Biomancer's Familiar and Training Grounds, that will take time to explore
These lands were just awful, and they seemed even worse coming on the heels of the Ice Age painlands and taplands