Whenever an opponent casts a spell, you have five seconds to choose a keyword you haven't chosen for a card named Modular Monstrosity today that's been printed on a creature card. If you do, Modular Monstrosity gains that ability. Otherwise, Modular Monstrosity loses all keyword abilities.
![Modular Monstrosity [Unstable] MTG Single Magic: The Gathering | Multizone: Comics And Games](http://multizone-comics-and-games.myshopify.com/cdn/shop/products/a1498cb2-9f95-4c24-924b-a9a98e54f24c.jpg?v=1702947916)
