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Esper Spirits
A Standard deck, by Tom Martell
3rd place at a Dark Ascension Standard tournament in Salt Lake City, Utah, United States on 2012-04-01
As reported at http://www.wizards.com/Magic/Magazine/Article.aspx?x=mtg/daily/eventcoverage/gpslc12/welcome#t8decks

Maindeck:

Creatures
4 Delver of Secrets (Not currently legal in Standard)
4 Drogskol Captain (Not currently legal in Standard)
2 Dungeon Geists (Not currently legal in Standard)
4 Phantasmal Image (Not currently legal in Standard)
4 Snapcaster Mage (Not currently legal in Standard)

Instants
1 Gut Shot (Not currently legal in Standard)
2 Mana Leak (Not currently legal in Standard)
4 Vapor Snag (Not currently legal in Standard)

Sorceries
4 Gitaxian Probe (Not currently legal in Standard)
4 Lingering Souls (Not currently legal in Standard)
4 Ponder (Not currently legal in Standard)
1 Revoke Existence (Not currently legal in Standard)

Basic Lands
5 Island
1 Plains
1 Swamp

Lands
4 Darkslick Shores (Not currently legal in Standard)
2 Evolving Wilds
3 Glacial Fortress
1 Moorland Haunt (Not currently legal in Standard)
4 Seachrome Coast (Not currently legal in Standard)
1 Vault of the Archangel (Not currently legal in Standard)

Sideboard:
2 Dungeon Geists (Not currently legal in Standard)
2 Celestial Purge (Not currently legal in Standard)
1 Dismember (Not currently legal in Standard)
2 Dissipate (Not currently legal in Standard)
1 Divine Offering (Not currently legal in Standard)
1 Flashfreeze (Not currently legal in Standard)
1 Gut Shot (Not currently legal in Standard)
1 Mana Leak (Not currently legal in Standard)
1 Negate
1 Surgical Extraction (Not currently legal in Standard)
1 Revoke Existence (Not currently legal in Standard)
1 Timely Reinforcements (Not currently legal in Standard)