Frontier Bivouac Foils of this will be beyond non-trivial
The impacts of a challenge heavy deck on the meta Challenge-focused decks have not done overly well as of late in the meta, with (of course) a few exceptions
So, if you know an opponent has a particularly problematic card in their hand, you can use this to get rid of it
No doubt losing Rage would hurt Mono Red especially, but Izzet Prowess doesn't need this spell as badly and its massive overrepresentation at the weekend indicates that this is the deck Wizards should be targeting the hardest
Mono-red doesn't often get repeatable card advantage at such an efficient rate, especially not attached to a very reasonable body
What Comes Out Cards that only focus on energy generation, dont go wide, or are a bit too costly are probably coming out