U/W Flash
A Standard deck, by Gerry Thompson
7th place at a tournament in Charleston, South Carolina, United States on 2012-11-18
As reported at http://www.wizards.com/magic/magazine/article.aspx?x=mtg/daily/eventcoverage/gpcha12/welcome#t8dl

Maindeck:

Artifacts
2 Runechanter's Pike (Not currently legal in Standard)

Creatures
1 Angel of Serenity (Not currently legal in Standard)
4 Augur of Bolas (Not currently legal in Standard)
4 Restoration Angel (Not currently legal in Standard)
3 Snapcaster Mage (Not currently legal in Standard)

Instants
4 Azorius Charm (Not currently legal in Standard)
2 Dissipate
2 Rewind (Not currently legal in Standard)
2 Sphinx's Revelation (Not currently legal in Standard)
2 Syncopate (Not currently legal in Standard)
3 Think Twice (Not currently legal in Standard)
4 Thought Scour (Not currently legal in Standard)
2 Unsummon (Not currently legal in Standard)

Basic Lands
8 Island
3 Plains

Lands
1 Azorius Guildgate (Not currently legal in Standard)
3 Cavern of Souls (Not currently legal in Standard)
4 Glacial Fortress (Not currently legal in Standard)
4 Hallowed Fountain (Not currently legal in Standard)
2 Moorland Haunt (Not currently legal in Standard)

Sideboard:
1 Angel of Serenity (Not currently legal in Standard)
2 Clone (Not currently legal in Standard)
1 Detention Sphere (Not currently legal in Standard)
3 Rest in Peace (Not currently legal in Standard)
1 Cyclonic Rift (Not currently legal in Standard)
1 Dispel (Not currently legal in Standard)
1 Negate
2 Righteous Blow (Not currently legal in Standard)
3 Supreme Verdict (Not currently legal in Standard)