The full rule text has been interpreted in different ways, but the gist is that whenever an opponent casts a creature, the ability triggers if that creatures color doesnt match a color of creature you control
Though a gradual incline over a long period of time can lead to behemoths being born
While waiting for Final Fantasy Limited on Arena , I've been messing around in Standard BO1 these past two weeks, and Izzet Prowess is one of the more common decks I am paired against
Its ward tax makes removal painful, and every counter placed on a creature either draws you a card or drains opponents for life
When you play it for smaller numbers, you have almost the same effect (except that you cant find humans), but you also get the ability to attack with 6 power to get a meaningful threat
For comparison, LP copies of the holo can command upwards of $174 while the reverse version caps out below the $120 mark, leaving a significant gap between the two versions