"The Simic can grow anything out of a puddle of sludge. I just hope they never join forces with the Golgari."
—Teysa Karlov, Grand Envoy of Orzhov

Modern Masters 2017

Mystic Genesis

Counter target spell. Create an X/X green Ooze creature token, where X is that spell's converted mana cost.

Counter target spell. Create an X/X green Ooze creature token, where X is that spell's mana value.

Counter target spell. Put an X/X green Ooze creature token onto the battlefield, where X is that spell's converted mana cost.