first mtg cards So Shiny: A Little History of Foiled Magic Then shuffle First Magic: The Gathering card

No player may respond between the time you sacrifice it and the time you proliferate

Now we have a number of Brainsgeyer variants like Stroke of Genius and Mind Spring

Surveil cards away with the likes of Doom Whisperer and Case of the Shifting Visage, both to grow Mirko and get reanimation targets in the graveyard

It's a little awkward that this is just worse than Swarm Intelligence, a mono-colored card, but this being multicolored itself has some merits in decks that care about that

This ensures that we dont have a turn where we just cast a big Equipment that we cant even equip that turn and pass, itll do something