That was doubly true with the old rules, which let you touch zero life points without dying so long as you got back above zero before the end of the current phase
Ticking towards a planeswalker ultimate is an alarm bell for most players, and Huatli demands that you answer her immediately, because she can easily ultimate the turn after she's cast
So what is poison, and how does it work
A transforming double-faced card enters the battlefield with its front face up by default, unless a spell or ability instructs you to put it onto the battlefield transformed or you cast it transformed, in which case it enters with its back face up
Atemsis is another very playable card With a super-loot (draw two, discard one - thats card advantage), she can help set up a perfect hand
The learning curve wont be as steep and theres no financial investment that has to go into it, so that's a definite plus