U/G Scapeshift
An Extended deck, by Matthias Hunt
1st place at a tournament on 2011-01-16
As reported at Minneapolis

Maindeck:

Creatures
3 Oracle of Mul Daya

Enchantments
4 Prismatic Omen (Not currently legal in Extended)

Instants
4 Cryptic Command (Not currently legal in Extended)
2 Mana Leak

Legendary Planeswalkers
2 Jace, the Mind Sculptor (Banned in Extended)

Sorceries
4 Explore
3 Ponder (Banned in Extended)
4 Preordain (Banned in Extended)
4 Rampant Growth
3 Scapeshift (Not currently legal in Extended)

Basic Lands
4 Forest
4 Island
1 Mountain

Lands
4 Flooded Grove (Not currently legal in Extended)
4 Halimar Depths
4 Misty Rainforest
2 Scalding Tarn
4 Valakut, the Molten Pinnacle

Sideboard:
2 Wurmcoil Engine
2 Mana Leak
3 Nature's Claim
2 Spell Pierce
3 Vendilion Clique (Not currently legal in Extended)
3 Firespout (Not currently legal in Extended)