Grixis Twin
A Modern deck, by Nathaniel Black
5th place at a tournament in Roanoke, Virginia, United States on 2015-11-07
As reported at www.starcitygames.com

Maindeck:
4 Island
1 Mountain

Creatures
4 Deceiver Exarch
1 Pestermite
4 Snapcaster Mage

Enchantments
4 Splinter Twin (Banned in Modern)

Instants
1 Go for the Throat
3 Kolaghan's Command
4 Lightning Bolt
3 Remand
2 Spell Pierce
2 Terminate

Legendary Creatures
1 Pia and Kiran Nalaar
2 Tasigur, the Golden Fang

Sorceries
2 Inquisition of Kozilek
1 Rise
4 Serum Visions

Basic Lands
1 Swamp

Lands
1 Blood Crypt
1 Cascade Bluffs
1 Desolate Lighthouse
4 Polluted Delta
4 Scalding Tarn
2 Steam Vents
2 Sulfur Falls
1 Watery Grave

Sideboard:
2 Engineered Explosives
2 Spellskite
2 Dispel
2 Rending Volley
1 Keranos, God of Storms
2 Anger of the Gods
2 Crumble to Dust
1 Damnation
1 Molten Rain