This is depicted in a Red, White, and Black card called Fire Lord Zuko, which retains its firebending mechanic, but now has possible combos in MTG tied to ally creatures and casting from exile, which airbending does a lot of
Nice synergy with card flow, token making, and creature shooting all happening in three abilities that are not the ultimate
While it may be a far cry from the impressive value the SIR is seeing, its still a nice collectors piece that should be much, much easier to hit in packs
When you activate an ability you pay costs before the ability takes effect
Even if you have cards that you need in older sets, its not worth opening them since Magic: The Gathering Arena expansion packs are simply too large to ensure that youll get even one copy after 10 boosters