transformers cards mtg Take a first look at Magic: The Gathering's Secret Lair put a +1/+1 counter on Prowl MTG Brothers' War Transformers Cards,

The crossover was revealed at Hasbro's PulseCon, with Wizards of the Coast announcing that the cards will be featured as the first Universes Beyond set that exists within another normal expansion

Exclusive: Optimus Prime and Other Transformers are Joining Magic: The Gathering Wizards of the Coast reveals the first six Transformers cards in the upcoming The Brothers' War expansion

It notes that these cards will only be legal in the Commander, Legacy, and Vintage formats

There are currently no plans to make Magic-universe versions of the Transformers cards, but Wizards' head designer Mark Rosewater has said on Tumblr that: "We do retain the right to do Magic versions of Universe Beyond cards if later we need functional equivalents of popular cards." Transformers wasn't the only Magic product revealed at Hasbro PulseCon