Welcome to Ping City The demonic meat and potatoes of this deck are the ping effects that cause your opponents to lose exactly one life
With a unique planeswalker design, shes a card advantage engine thats a great play on turn 3 and on turn 8, where she can turn two lands into Thundermaw Hellkites to finish off your opponent
According to this article from Wizards of the Coast, the ones with mana symbols are called planetary basic lands, and those will appear in 7 out of 10 boosters
Also, this was printed after planeswalkers, so it protects them too, and is the only one of these four to do so
If your opponent has a bunch of creatures with unearth in the graveyard, you can ruin their reanimation plans by exiling everything, and creating two 2/2 bears isnt terrible in a pinch
As Saskia comes into play, you get to pick a player