If you can't attack profitably, you'll at least have two mana as a failsafe This is a really powerful combination of abilities on both sides and its hard to imagine a game where she doesn't perform well
In this environment, skipping your draw step is not a detractor as that will help you avoid decks that punish you for drawing, like Sheoldred, the Apocalypse or Nekusar, the Mindrazer
Wrenn and Seven Wrenn and Seven is awesome as a midrange planeswalker
The example deck is a Pioneer decklist that plays blue fliers
Excluding cards with indestructible, Heartless Act only comes up short against large Walking Ballistas, Scavenging Oozes that have already activated, and Humans that benefited from +1+1 synergies
+1: Add X mana in any combination of R and/or G to your mana pool, where X is the number of creatures you control.0: Put a 2/2 red and green Satyr creature token with haste onto the battlefield.-6: Exile the top seven cards of your library