Transforming Gwen Stacy doesn't cause her to leave the battlefield, which means that the card you exiled when she entered can still be played after she transforms
So generally, you should be able to measure your window for interaction by just looking at what resources they keep available
This synergizes with her ability that mills you four cards when she is cast, providing more artifacts to dig out of the graveyard
You wouldn't be punished for drawing too many Equipment cards and not enough creatures
The colors of Alpha and Beta cards could be muted, which is to the detriment of black cards, specifically, but that fade, coupled with the three dimensional beveling around the art and the text box, gives red cards, specifically, just a really nice pop in that thicker Beta frame
Scourge of Fleets