U/R Twin
A Standard deck, by Chris Aprim
4th place at a StarCityGames.com Invitational tournament in Tampa, Florida, United States on 2011-08-14
As reported at http://www.starcitygames.com

Maindeck:

Artifacts
3 Shrine of Piercing Vision (Not currently legal in Standard)

Artifact Creatures
3 Spellskite (Not currently legal in Standard)
1 Wurmcoil Engine (Not currently legal in Standard)

Creatures
4 Deceiver Exarch (Not currently legal in Standard)

Enchantments
4 Splinter Twin (Not currently legal in Standard)

Instants
3 Dispel (Not currently legal in Standard)
3 Into the Roil
3 Mana Leak (Not currently legal in Standard)
3 Negate

Sorceries
4 Ponder (Not currently legal in Standard)
4 Preordain (Not currently legal in Standard)
3 Slagstorm (Not currently legal in Standard)

Basic Lands
8 Island
6 Mountain

Lands
2 Evolving Wilds
2 Halimar Depths (Not currently legal in Standard)
4 Scalding Tarn (Not currently legal in Standard)

Sideboard:
3 Manic Vandal (Not currently legal in Standard)
4 Flashfreeze (Not currently legal in Standard)
4 Mental Misstep (Not currently legal in Standard)
4 Mutagenic Growth (Not currently legal in Standard)