Then, with your second energy attached, Mega Brave is a 270 damage nuke that has to recharge between turns, Hyper Beam style
While Humphreys couldn't reveal all of them, he did reveal one: Legendary Dragons with death triggers
Come Back Wrong Come Back Wrong is a unique black-mana removal option that can take an opponents Creature off the board, returning it right away under your control to get a good hit in or activate an impactful ETB before dissolving in the end step
You lose access to them if you go with a white commander, but having a cheap mana dork in the command zone is worth the tradeoff
Credit: Wizards of the Coast Vronos, Masked Inquisitor FromTheShire: Cool way to provide protection for planeswalkers with the plus ability that isn't the usual +Whatever: Make a token
I dont think Protection Magic is going to be the best option for every deck, but in decks that can proliferate counters this one is going to do a surprising amount of work