She grabs two Lore like a boss
When Rise of the Floodborn first came out, it seemed Sisu might be the most valuable card in the set
They are worth it if you specifically want premium card versions, foils for your decks, or high-end chase cards
You can argue about every other placement on this list, and I'm confident that in a vote I would be in the minority on what deserves the two slot, but no one thinks this is anything but Black Lotus
As one of the strongest Sultai cards it still sees quite a bit of play in Vintage and Legacy, the only other formats where you can play it
I feel your best bet for managing an Urza, Lord High Artificer meta will be strategies that force player into playing fair magic. This means limiting how much anyone can cheat their way around the standing rules of the game