The creature will get exiled, and you can cast its creature half whenever you want
Power Pack Power Pack recasts instants and sorceries from your graveyard, with a considerable amount of time
That makes it playable on turn 1 if you're looking to drop something colorless such as Sol Ring
This effect benefits both you and them, so chances are, smart players will consider their options carefully, but with Nellys goading influence in play, you're often setting the board up so that opponents have no choice but to swing and draw you cards
The cards feature characters and references to franchises from across the 100-year history of Disney along with Pixar
Because the power of individual cards depends on context, the cube itself will have different max-power configurations based on the starting point