Fiery Confluence is a four-mana sorcery that can be used for a variety of purposes, though perhaps its best "bang for your buck," especially in Commander, is using the second made three times and dealing a total of six damage to all of your opponents at once
If we dont have to cast a spell by the end of our opponent on our rights end step, activating Thrasios is almost never disappointing
Second-hand / Overseas: Active trading on eBay, Mercari, etc
In that time, there have been three energy-focused Commander precons
This rule does cause a few oddities, though
She's also legendary for Commander purposes, but do note that her ability only works once per damage dealt no matter how many punched face with that "or more" language there