Grixis Twin
A Modern deck, by Brandon Nelson
2nd place at a tournament in Littleton, Colorado, United States on 2015-11-08
As reported at www.starcitygames.com

Maindeck:

Creatures
4 Deceiver Exarch
2 Pestermite
4 Snapcaster Mage

Enchantments
4 Splinter Twin (Banned in Modern)

Instants
1 Cryptic Command
1 Dispel
1 Electrolyze
2 Kolaghan's Command
4 Lightning Bolt
4 Remand
1 Spell Snare
3 Terminate

Legendary Creatures
2 Tasigur, the Golden Fang

Sorceries
4 Serum Visions

Basic Lands
3 Island
1 Mountain
1 Swamp

Lands
1 Blood Crypt
1 Bloodstained Mire
1 Darkslick Shores
1 Desolate Lighthouse
4 Polluted Delta
4 Scalding Tarn
2 Steam Vents
3 Sulfur Falls
1 Watery Grave

Sideboard:
1 Engineered Explosives
1 Blood Moon
2 Dispel
1 Kolaghan's Command
1 Terminate
1 Pia and Kiran Nalaar
1 Vendilion Clique
1 Keranos, God of Storms
1 Ashiok, Nightmare Weaver
1 Anger of the Gods
1 Pyroclasm
3 Thoughtseize