Dredge
A Legacy deck, by Sean McKeown
231st place at a tournament in Providence, Rhode Island, United States on 2012-05-06
As reported at http://www.starcitygames.com

Maindeck:

Artifacts
4 Lion's Eye Diamond

Creatures
3 Bloodghast
1 Flame-Kin Zealot
4 Golgari Grave-Troll
3 Hapless Researcher
4 Narcomoeba
4 Stinkweed Imp

Enchantments
4 Bridge from Below

Sorceries
4 Breakthrough
2 Cabal Therapy
4 Careful Study
3 Dread Return
4 Faithless Looting

Lands
1 Bayou
4 Cephalid Coliseum
1 Dakmor Salvage
4 Misty Rainforest
4 Volcanic Island
1 Wooded Foothills

Land Creatures
1 Dryad Arbor

Sideboard:
1 Flayer of the Hatebound
1 Terastodon
3 Ancient Grudge
3 Echoing Truth
4 Firestorm
1 Iona, Shield of Emeria
2 Cabal Therapy