R/W Sneak Attack
Featured by Michael Majors on 2016-05-25 (Legacy)
As written about in http://www.starcitygames.com/php/news/article/32988.html

Maindeck:

Artifacts
4 Chalice of the Void
4 Lotus Petal

Creatures
4 Simian Spirit Guide

Enchantments
4 Blood Moon
4 Sneak Attack

Instants
3 Seething Song
4 Through the Breach

Legendary Creatures
4 Emrakul, the Aeons Torn
4 Griselbrand

Legendary Planeswalkers
4 Nahiri, the Harbinger

Basic Lands
3 Mountain
1 Plains

Lands
4 Ancient Tomb
4 Arid Mesa
1 Bloodstained Mire
3 City of Traitors
2 Plateau
3 Sandstone Needle

Sideboard:
3 Defense Grid
2 Ashen Rider
2 Magus of the Moon
2 Boil
2 Enlightened Tutor
2 Pyroblast
2 Pyroclasm