In the meantime, you can gain tempo advantage and start to hammer them down
It's easy to disrupt, and you do need a creature worth pointing at (big, and ideally with keywords like lifelink or deathtouch)
In Modern Masters 2017 , the last great Masters set, the average value of a mythic was less than $20
Black Mages Rod Black Mage's Rod effectively color-shifts Firebrand Archer to black, except its much more exciting since it triggers all your noncreature payoffs, and you can even flicker and bounce it to create more Wizard tokens
It also includes some of the reprints as appropriate so you can get a sense of how Avatar: The Last Airbender stacks up against existing commanders
And while it is just vibes, I do think theres something to be said for how seeing such an iconic pop-culture figure in the game one that I am not personally invested in feels way more obtrusive and breaks the suspension of disbelief for me