Drawing two cards and creating a Treasure token, while also being able to sacrifice an artifact instead of a creature, is just enough value to push it over the edge of other similar cards
Artifacts-wise, there isnt much outside of Brain in a Jar, which is a neat variation on AEther Vial, but for spells
*To receive these free rares, you must purchase all of your items at the same time
As long as you hit with a big dragon or find a source to deal enough noncombat damage for the backgrounds trigger, then you get a Dragon token on each of your end steps
Since she already starts out a mighty 6/6, that means you only need to destroy eight other creatures to ensure an instant kill with commander damage
Or if you have all of these, see the full list of Mythical Island cards, Space-Time Expansion cards, and Triumphant Light cards