(2022-06-10) An effect that checks whether you control your commander is satisfied if you control one or both of your two commanders
You usually only see this sort of mechanic on green cards, but since its colorless, it can function in all sorts of decks perhaps best in five-colors, where you need the extra mana ramp
Again, if we look at the scale, Starfall Invocation is much closer to Duneblast than it is to Day of Judgment
Letting everyone draw two cards on your upkeep is a pretty major downside when you work out the math

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