mtg amonkhet rare cards Magic: The Gathering (An exerted creature wont untap during your next untap step.) Art by Winona Nelson 2017 Magic: The Gathering Masterpiece

Earlier this week, Wizards of the Coast (Mark Rosewater, specifically) made an announcement on the Mothership that starting with their newest set, Kaladesh , and moving forward, they would be adding a feature called the Masterpiece Series

It combos very well with cards like Splinter Twin, allowing you to get infinite extra combat steps

Borderless Field Notes The world of Avatar: The Last Airbender is full of friendly (and sometimes frightening) creatures

And if you are able to, it would be effective to make the other 2 cards Category IV Characters as well

Cards like Mystical Tutor, Solve the Equation, and Spellseeker ensure you have the perfect answer at the perfect time

Deathtouch provides great synergy with anything giving Silas trample