This is likely due to the surprise Dinosaur sub-theme of March of the Machine with the tribe gaining several powerful new additions including Etali, Primal Conqueror, Ghalta and Mavren (showcase), Ancient Imperiosaur, and Kogla and Yidaro
I think well see her in higher power tables as an Underworld Breach deck, but she can also combo with persist creatures like Murderous Redcap to win the game
In a discard-themed deck, it's not enough to just send your opponent's cards to the discard pile you need to benefit from it too
Innocent Blood
It can be enabled and repeated triggers are only a Freed from the Real away
It can make a small army of flyers to evade Moat (or block opposing flyers), and it if sticks around until your next upkeep essentially renders an opposing Swords to Plowshares or Disenchant irrelevant, as it will have had time to separate in to four smaller threats at the beginning of your upkeep