Game design across genres has demonstrated that while people need some kind of challenge to make playing satisfying, everyone is much happier with mechanics that enable their own plan instead of those that hinder opponents
Until end of turn, for each nonland card type, you may cast a spell of that type from among the exiled cards without paying its mana cost
Its pretty neat, and being able to do it for less mana is a boon
Make sure loading times are smooth, lobbies are easy to navigate, and responsible play tools are one click away
And if youre into that strategy, you might also consider Kaalia, Zenith Seeker, which gives you some card selection and card draw
Much like Graha before her, this Surge Foil version of Yshtola is worth a small fortune due to featuring the striking Surge Foil methodology and only being found in Collector Boosters