Spider Elves
Featured by Gavin Verhey on 2010-01-24 (Extended)
As written about in http://www.starcitygames.com/magic/extended/18691_Flow_of_Ideas_Extendeds_Best_Kept_Secret_Again_Elves.html

Maindeck:
7 Forest

Creatures
3 Elves of Deep Shadow (Not currently legal in Extended)
4 Elvish Archdruid
4 Elvish Visionary
4 Heritage Druid (Not currently legal in Extended)
4 Llanowar Elves
4 Nettle Sentinel (Not currently legal in Extended)
2 Regal Force (Not currently legal in Extended)
1 Viridian Zealot (Not currently legal in Extended)

Instants
4 Summoner's Pact (Not currently legal in Extended)

Snow Creatures
4 Boreal Druid (Not currently legal in Extended)

Sorceries
4 Glimpse of Nature (Not currently legal in Extended)
2 Primal Command (Not currently legal in Extended)
2 Weird Harvest (Not currently legal in Extended)

Lands
1 Horizon Canopy (Not currently legal in Extended)
4 Misty Rainforest
1 Stomping Ground
4 Verdant Catacombs

Legendary Lands
1 Pendelhaven (Not currently legal in Extended)

Sideboard:
2 Thorn of Amethyst (Not currently legal in Extended)
1 Loaming Shaman (Not currently legal in Extended)
2 Viridian Shaman (Not currently legal in Extended)
4 Blood Moon (Not currently legal in Extended)
4 Umezawa's Jitte (Not currently legal in Extended)
2 Primal Command (Not currently legal in Extended)