At best you're casting her for just 1 mana which is awesome and her activated ability is amazingly-costed repeatable card selection/advantage
Three mana to kill a tapped creature or 5 to kill anything seems like a fair trade off
Bre of Clan Stoutarm Bre of Clan Stoutarm is a phenomenal lifegain payoff, especially big chunks of life per turn
Borderless Field Notes With this release we're debuting the field notes treatment, stylized like classic journal drawings shared among each other as our friends in Bloomburrow study the larger Calamity Beasts that have suddenly appeared on the plane
But if the general approach here isnt anything to write home about, the power of the tools included absolutely is
It was first introduced in 2010's Scars of Mirrodin MTG set, and its card list expanded further in releases like War of the Spark, Modern Horizons, and Phyrexia: All Will Be One