Elves!
An Extended deck, by Jesus Suenz
1st place at a Pro Tour: Philadelphia PTQ Season tournament in San Antonio, United States on 2005-02-06
As reported at http://www.wizards.com/default.asp?x=mtgevent/phi05ptq/0205sanantonio

Maindeck:

Artifacts
4 Tangle Wire (Not currently legal in Extended)

Artifact Creatures
3 Masticore (Not currently legal in Extended)

Creatures
4 Birds of Paradise
3 Deranged Hermit (Not currently legal in Extended)
2 Eternal Witness (Not currently legal in Extended)
4 Llanowar Elves
4 Skyshroud Poacher (Not currently legal in Extended)
1 Viridian Zealot (Not currently legal in Extended)

Legendary Creatures
3 Rofellos, Llanowar Emissary (Not currently legal in Extended)

Sorceries
3 Call of the Herd (Not currently legal in Extended)
4 Living Wish (Not currently legal in Extended)
3 Plow Under (Not currently legal in Extended)

Basic Lands
16 Forest

Lands
4 Rishadan Port (Not currently legal in Extended)

Legendary Lands
2 Gaea's Cradle (Not currently legal in Extended)

Sideboard:
1 Duplicant (Not currently legal in Extended)
1 Masticore (Not currently legal in Extended)
1 Deranged Hermit (Not currently legal in Extended)
1 Eternal Witness (Not currently legal in Extended)
1 Genesis (Not currently legal in Extended)
1 Nantuko Vigilante (Not currently legal in Extended)
1 Ravenous Baloth (Not currently legal in Extended)
1 Silklash Spider
3 Ground Seal
3 Naturalize
1 Gaea's Cradle (Not currently legal in Extended)