Affinity
An Extended deck, by Andrew Lipkin
1st place at a PT: San Juan PTQ Season tournament in Minneapolis, Minnesota, United States on 2010-03-28
As reported at http://www.wizards.com/magic/magazine/article.aspx?x=mtg/daily/eventcoverage/sanjuan10ptq/0327minneapolis

Maindeck:

Artifacts
4 Chromatic Star (Not currently legal in Extended)
4 Cranial Plating (Not currently legal in Extended)
4 Springleaf Drum (Not currently legal in Extended)

Artifact Creatures
4 Arcbound Ravager (Not currently legal in Extended)
3 Arcbound Worker (Not currently legal in Extended)
4 Frogmite (Not currently legal in Extended)
4 Master of Etherium (Not currently legal in Extended)
4 Myr Enforcer (Not currently legal in Extended)
4 Ornithopter

Enchantments
3 Blood Moon (Not currently legal in Extended)

Sorceries
3 Thoughtcast (Not currently legal in Extended)

Artifact Lands
4 Ancient Den (Not currently legal in Extended)
4 Great Furnace (Not currently legal in Extended)
4 Seat of the Synod (Not currently legal in Extended)
4 Vault of Whispers (Not currently legal in Extended)

Basic Lands
1 Island

Lands
2 Blinkmoth Nexus (Not currently legal in Extended)

Sideboard:
3 Thopter Foundry (Not currently legal in Extended)
2 Tormod's Crypt
4 Ethersworn Canonist (Not currently legal in Extended)
3 Path to Exile (Not currently legal in Extended)
3 Spell Pierce