Thopter Depths
An Extended deck, by Jonathan Bentley
2nd place at a PT: San Juan PTQ Season tournament in Columbus, Ohio, United States on 2010-02-14
As reported at http://www.wizards.com/magic/magazine/events.aspx?x=mtg/daily/eventcoverage/sanjuan10ptq/0213columbus

Maindeck:
3 Island

Artifacts
2 Chalice of the Void (Not currently legal in Extended)
4 Chrome Mox (Not currently legal in Extended)
1 Engineered Explosives (Not currently legal in Extended)
2 Sword of the Meek (Not currently legal in Extended)
3 Thopter Foundry (Not currently legal in Extended)

Creatures
4 Dark Confidant (Not currently legal in Extended)
4 Vampire Hexmage

Instants
4 Muddle the Mixture (Not currently legal in Extended)
1 Slaughter Pact (Not currently legal in Extended)
3 Thirst for Knowledge (Not currently legal in Extended)

Sorceries
2 Beseech the Queen (Not currently legal in Extended)
2 Duress
4 Thoughtseize (Not currently legal in Extended)

Basic Lands
1 Swamp

Lands
3 River of Tears (Not currently legal in Extended)
2 Sunken Ruins (Not currently legal in Extended)
3 Tolaria West (Not currently legal in Extended)
3 Watery Grave

Legendary Lands
1 Academy Ruins (Not currently legal in Extended)
4 Urborg, Tomb of Yawgmoth

Legendary Snow Lands
4 Dark Depths (Not currently legal in Extended)

Sideboard:
2 Sower of Temptation (Not currently legal in Extended)
2 Leyline of the Void
2 Darkblast (Not currently legal in Extended)
1 Echoing Truth (Not currently legal in Extended)
1 Extirpate (Not currently legal in Extended)
1 Hurkyl's Recall (Not currently legal in Extended)
2 Repeal (Not currently legal in Extended)
1 Meloku the Clouded Mirror (Not currently legal in Extended)
3 Deathmark