Esper Dragons
A Standard deck, by Shota Yasooka
4th place at a tournament in Madrid, Spain on 2016-04-24
As reported at http://magic.wizards.com/en/events/coverage/ptsoi

Maindeck:
4 Island

Instants
2 Clash of Wills (Not currently legal in Standard)
3 Foul-Tongue Invocation (Not currently legal in Standard)
2 Grasp of Darkness (Not currently legal in Standard)
4 Silumgar's Scorn (Not currently legal in Standard)
3 Ultimate Price (Not currently legal in Standard)

Legendary Creatures
4 Dragonlord Ojutai (Not currently legal in Standard)
2 Dragonlord Silumgar (Not currently legal in Standard)
4 Jace, Vryn's Prodigy (Not currently legal in Standard)

Legendary Planeswalkers
1 Ob Nixilis Reignited (Not currently legal in Standard)

Sorceries
3 Languish (Not currently legal in Standard)
2 Painful Truths (Not currently legal in Standard)
1 Read the Bones (Not currently legal in Standard)
2 Transgress the Mind (Not currently legal in Standard)

Basic Lands
4 Swamp

Lands
3 Caves of Koilos (Not currently legal in Standard)
4 Choked Estuary (Not currently legal in Standard)
2 Port Town (Not currently legal in Standard)
3 Prairie Stream (Not currently legal in Standard)
2 Shambling Vent (Not currently legal in Standard)
1 Submerged Boneyard (Not currently legal in Standard)
4 Sunken Hollow (Not currently legal in Standard)

Sideboard:
2 Dead Weight (Not currently legal in Standard)
1 Virulent Plague (Not currently legal in Standard)
1 Anguished Unmaking (Not currently legal in Standard)
1 Dragonlord's Prerogative (Not currently legal in Standard)
2 Negate
2 Kalitas, Traitor of Ghet (Not currently legal in Standard)
1 Sorin, Grim Nemesis (Not currently legal in Standard)
1 Dark Petition (Not currently legal in Standard)
3 Duress
1 Infinite Obliteration (Not currently legal in Standard)