goat cards mtg Magic The Gathering - Mountain All cards will be carefully packed for safe transit. Goat - MTG Wiki

Sure, 13 damage per creature seems absurd

They will not be able to quest that turn, but by being in the readied position, they are protected from opponent challenges

And the spawned token(s) may block during that very same combat

Recently desparked, Saheeli finds herself on Ixalan, lending her skills with artifacts and automatons to build replicas of some of the most powerful creatures on the plane

But I wish they'd block flyer to keep your stuff safe

So, while a seven-mana extra-turn spell might not seem that broken, especially considering that the Power Nine version of the effect costs just two mana, the way that Nexus was released, the janky Pro Tour proxies because of the curling originals, and the card quite literally breaking digital play easily make it the most broken card of 2018