2022-09-09 If you exile your entire library without exiling a legendary nonland card with lesser mana value, you will randomize the exiled cards and they again become your library, ending the effect
The keywords are damage and lost life. Yshtola doesnt draw a card when you inflict four damage on a player
Unless they win the game on the spot, or they have some addition to the card, (such as the milling added to the countering of Induce Paranoia) the vast majority of these cards are card disadvantage
The funny thing is, it didn't bother me much until recently
A 3/4 with flash and reach is good already, and this gives you graveyard hate to curb others decks in Modern that rely on the graveyard, from Arclight Phoenix to Living End and dredge
That is, he changes states based on external criteria but there are a large number of iterations