blue black mtg cards Blue/Black Mill Commander Deck - Custom Built - Elite - - EDH Colors: White, Blue, Black, 77

Grand Arbiter Augustin IV - While he's more of a Stax commander, he also is very good in Pillow Fort decks

With so many commanders, Im sure I missed some sweet tech

Now, you probably need this to trigger twice before you feel okay with it, but the fact it gives you one of those triggers the turn you play it helps make up for that, as this will usually do something to the board right away, and its a value engine after that Lots of decks want to run as many permanents as possible because of Descend, and the Boulder gives you a removal spell that is still a permanent

Other spells like Path to Exile and Prismatic Ending have had their time in the spotlight, but the comparison's not even close