To solve this, I used a bit of brute force
Thanks to our Treasure ramp, we often have the option to run it out on Turn 4 but sometimes choose not to, if we expect our opponent to have removal
Avatar Aang [Borderless Foil] #308 (Magic Avatar: The Last Airbender | Magic Cards) prices are based on the historic sales
You've also got the same comes-into-play triggers for Sai, Reckless Fireweaver, or Aetherflux Reservoir
Thankfully, they do have Ward 2 to assist in this, however, you might want to keep a few counterspells up your sleeves just in case
While Simba, Rightful Heirs three strength may not be enough to take down bigger cards by himself, paired with another hardy challenger, this can be the perfect way to finish off damaged characters and tick forward your lore count to victory while youre at it