Grixis Twin
A Modern deck, by Johny Rungon
1st place at a tournament in Cayce, South Carolina, United States on 2015-06-07
As reported at www.starcitygames.com

Maindeck:

Creatures
4 Deceiver Exarch
2 Pestermite
4 Snapcaster Mage
2 Young Pyromancer

Enchantments
4 Splinter Twin (Banned in Modern)

Instants
3 Anticipate
1 Dispel
4 Lightning Bolt
1 Murderous Cut
4 Remand

Sorceries
1 Flame Slash
4 Inquisition of Kozilek
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
3 Scalding Tarn
3 Steam Vents
2 Sulfur Falls
1 Watery Grave

Sideboard:
1 Batterskull
1 Grim Lavamancer
2 Blood Moon
1 Dispel
1 Kolaghan's Command
1 Negate
1 Rakdos Charm
1 Surgical Extraction
1 Tasigur, the Golden Fang
1 Vendilion Clique
1 Keranos, God of Storms
1 Ashiok, Nightmare Weaver
2 Anger of the Gods