In this case, the decision to play 18 lands is unorthodox, given the mana curve which looks optimal for 17 lands at first glance
This depends on your collecting goals
The synergy with Ishkanah, Grafwidow is particularly exciting, as Cultivators Caravan can help you curve from three to five and cast the legendary Spider a turn earlier, while the Ishkanah or the three tokens can Crew the Caravan
Whispering Madness is probably the best of the bunch, forcing a potentially repeatable Windfall once you can cipher it on a creature that can deal damage every turn
I have yet to see much talk about this card
Just keep in mind that, like the green-white deck, this deck is aimed at Eternal formats, so youll not be able to play these cards in Standard