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It can even remove five +1+/1 counters to add two of each color of mana to your mana pool, allowing you to mutate multiple times per turn easily

Rite of Flame was one of the earliest bans in the Modern format and has pretty much no chance of coming back because of that deck and the many other applications it has in storm decks

When a deck is stronger than it should be, either in match win percentage or in tournaments, these MTG designers analyze the power outliers and make a decision

Companion was so powerful that the entire mechanic had to be made weaker retroactively, something unprecedented in Magics history

Paying a card to shut off damage from a black or red permanent is probably a losing strategy

For better or worse, this may prevent Wizards from reprinting the spiciest cards from throughout Magics history