Arabella, Abandoned Doll Arabella shines in decks that focus on small creatures or creature tokens, which are also usually small
Reckoner Bankbuster You probably know Reckoner Bankbuster from its long, banworthy stint in Standard, though I encourage players to test it out in Commander too, especially in decks seeking more card advantage
cards to spare, such as on your third turn if you're playing second
Cards like Polluted Delta, Flooded Strand, and Scalding Tarn made mana fixing way smoother and let 3- to 5-color decks run like theyre on rails by finding lands with the right basic types, including your best dual and shock options
If the creature you control is an illegal target as Longstalk Brawl tries to resolve, you won't put a +1/+1 counter on it even if the gift was promised
When it resolves you can bargain any number of tokens, artifacts and/or enchantments