It's pricey, and heavily played by all sorts of players
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
You can steal opposing commanders to remove them without them changing zones, forcing your opponents to use their removal to take out their own commander
Commenters, give it to me straight: am I right here, or am I just becoming disillusioned with the Commander format
Biting Remark looks awesome, doesnt really work in the rules, and generates additional excitement when youre already doing something you like
At almost a quarter its hard to regret tossing this into almost any red deck looking to turn creatures sideways