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Then, at the beginning of your combat, you can move all the counters onto a creature of your choice

Others have keywords such as Support and other abilities that allow them to add their strength to other cards, presenting opportunities to combine your cards power together to challenge opposing characters and slow down your opponents

While that's not the most terrible idea, the likelihood in a Niv-Mizzet deck is that the other spell you're casting is a burn spell that could do the same, and I have to feel that you're going to be better off casting it by itself, rather than putting all your eggs in one basket

We've seen this stat line before but this is the first time it has shown up in Ruby