So if I am playing a mono blue deck, I dont have the best conventional removal available to me but I do have countermagic available to me
You clearly need to be heavy on equipment to use Firion, but assuming you are, it should be pretty strong
Palafins glare would strike fear into the heart of anyone unfortunate to cross it, and since it glowers directly at the audience, I think we can all guess who will be at the receiving end of its next Justice Kick
Toxic Deluge does the job cheaper, In Garruks Wake does it better, and if you really want to get crazy, Blood on the Snow doubles as a reanimation spell
Even small boosts translate into meaningful token swings
In the background of New Capenna are MTG's Angels, blessed beings who were usurped by the demons now running the plane