B/R Dragons
A Standard deck, by Daniel Ward
8th place at a tournament in San Diego, California, United States on 2015-08-08
As reported at http://magic.wizards.com/en/events/coverage/gpsd15

Maindeck:

Artifact Creatures
3 Hangarback Walker (Not currently legal in Standard)

Creatures
4 Goblin Rabblemaster (Not currently legal in Standard)
4 Stormbreath Dragon (Not currently legal in Standard)
4 Thunderbreak Regent (Not currently legal in Standard)

Enchantments
2 Outpost Siege (Not currently legal in Standard)

Instants
4 Bile Blight (Not currently legal in Standard)
3 Draconic Roar (Not currently legal in Standard)
2 Hero's Downfall (Not currently legal in Standard)
2 Kolaghan's Command (Not currently legal in Standard)
2 Magma Spray (Not currently legal in Standard)
1 Murderous Cut (Not currently legal in Standard)

Legendary Creatures
1 Kolaghan, the Storm's Fury (Not currently legal in Standard)

Sorceries
3 Thoughtseize (Not currently legal in Standard)

Basic Lands
6 Mountain
5 Swamp

Lands
3 Bloodfell Caves (Not currently legal in Standard)
4 Bloodstained Mire (Not currently legal in Standard)
2 Haven of the Spirit Dragon (Not currently legal in Standard)
4 Temple of Malice (Not currently legal in Standard)

Legendary Lands
1 Urborg, Tomb of Yawgmoth (Not currently legal in Standard)

Sideboard:
1 Gilt-Leaf Winnower (Not currently legal in Standard)
3 Foul-Tongue Invocation (Not currently legal in Standard)
1 Hero's Downfall (Not currently legal in Standard)
1 Chandra, Pyromaster (Not currently legal in Standard)
2 Anger of the Gods (Not currently legal in Standard)
2 Crux of Fate (Not currently legal in Standard)
2 Duress
1 Read the Bones (Not currently legal in Standard)
1 Self-Inflicted Wound (Not currently legal in Standard)
1 Thoughtseize (Not currently legal in Standard)