Jund Dragons
Featured by Abe Sargent on 2016-02-01 (Extended)
As written about in http://www.starcitygames.com/php/news/article/32319.html

Maindeck:
6 Forest
10 Mountain

Creatures
1 Acid-Spewer Dragon (Not currently legal in Extended)
2 Akoum Hellkite (Not currently legal in Extended)
2 Boltwing Marauder (Not currently legal in Extended)
4 Dragonlord's Servant (Not currently legal in Extended)
1 Herdchaser Dragon (Not currently legal in Extended)
4 Scourge of Valkas
2 Stormwing Dragon (Not currently legal in Extended)
4 Thunderbreak Regent (Not currently legal in Extended)
2 Utvara Hellkite

Enchantments
2 Dragon Tempest (Not currently legal in Extended)

Instants
2 Sarkhan's Triumph (Not currently legal in Extended)

Legendary Creatures
2 Atarka, World Render (Not currently legal in Extended)
1 Dragonlord Atarka (Not currently legal in Extended)
1 Dragonlord Kolaghan (Not currently legal in Extended)
2 Kolaghan, the Storm's Fury (Not currently legal in Extended)

Sorceries
2 Explosive Vegetation (Not currently legal in Extended)

Basic Lands
6 Swamp

Lands
4 Haven of the Spirit Dragon (Not currently legal in Extended)