Ultimately, though, I think people would prefer to just draw a card and probably wont bother with adding this hat trick to their decks
Her ability to move up to 3 damage counters can make or break an entire turn, and her stat line is perfect, as it leaves her capable of handling threats that come after
For my tastes, as guidelines I think are worth sticking to, a keyword mechanic needs to be doing offloading in the rules text that makes things more convenient , it needs to have human-understandable reminder text that isnt just the rules text written out, and it needs to be something that other things can usefully reference
Sozin used it in his campaign of conquest, leading to the destruction of the Air Nomads, and a century later Fire Lord Ozai attempted to do the same
Through the Ages cards can be found non-foil in both Play Boosters and Collector Boosters, with foil versions of the cards only available in Collector Boosters
Taurean Mauler is one of the best options, as its stats will constantly increase when your opponents cast spells