Grixis Prowess
A Standard deck, by Nathan Plante
3rd place at a tournament in Newington, Connecticut, United States on 2016-01-23
As reported at www.starcitygames.com

Maindeck:

Creatures
3 Abbot of Keral Keep (Not currently legal in Standard)
1 Goblin Dark-Dwellers (Not currently legal in Standard)
4 Monastery Swiftspear (Not currently legal in Standard)
4 Stormchaser Mage (Not currently legal in Standard)

Instants
1 Kolaghan's Command (Not currently legal in Standard)
4 Wild Slash (Not currently legal in Standard)

Legendary Creatures
4 Chandra, Fire of Kaladesh (Not currently legal in Standard)
3 Jace, Vryn's Prodigy (Not currently legal in Standard)

Sorceries
4 Exquisite Firecraft (Not currently legal in Standard)
2 Roast (Not currently legal in Standard)
4 Slip Through Space (Not currently legal in Standard)
3 Treasure Cruise (Not currently legal in Standard)

Basic Lands
2 Island
3 Mountain

Lands
4 Bloodstained Mire (Not currently legal in Standard)
4 Polluted Delta (Not currently legal in Standard)
4 Shivan Reef (Not currently legal in Standard)
2 Smoldering Marsh (Not currently legal in Standard)
1 Sunken Hollow (Not currently legal in Standard)
3 Wandering Fumarole (Not currently legal in Standard)

Sideboard:
1 Goblin Dark-Dwellers (Not currently legal in Standard)
2 Dispel (Not currently legal in Standard)
1 Kolaghan's Command (Not currently legal in Standard)
2 Negate
2 Act of Treason (Not currently legal in Standard)
1 Arc Lightning (Not currently legal in Standard)
2 Radiant Flames (Not currently legal in Standard)
2 Roast (Not currently legal in Standard)
2 Self-Inflicted Wound (Not currently legal in Standard)