G/B Rock
A Classic deck, by Jim Davis
1st place at a tournament in Magic Online on 2010-04-02

Maindeck:

Artifacts
2 Chrome Mox (Not currently legal in Classic)
1 Skullclamp (Not currently legal in Classic)

Creatures
4 Bloodghast (Not currently legal in Classic)
4 Dark Confidant (Not currently legal in Classic)
4 Tarmogoyf (Not currently legal in Classic)

Instants
1 Demonic Consultation (Not currently legal in Classic)
3 Entomb (Not currently legal in Classic)

Legendary Artifacts
1 Umezawa's Jitte (Not currently legal in Classic)

Sorceries
4 Cabal Therapy (Not currently legal in Classic)
1 Demonic Tutor (Not currently legal in Classic)
1 Life from the Loam (Not currently legal in Classic)
2 Maelstrom Pulse (Not currently legal in Classic)
4 Smallpox (Not currently legal in Classic)
4 Thoughtseize (Not currently legal in Classic)

Basic Lands
1 Forest (Not currently legal in Classic)
3 Swamp (Not currently legal in Classic)

Lands
4 Bayou (Not currently legal in Classic)
3 Mishra's Factory (Not currently legal in Classic)
3 Polluted Delta (Not currently legal in Classic)
1 Strip Mine (Not currently legal in Classic)
4 Verdant Catacombs (Not currently legal in Classic)
4 Wasteland (Not currently legal in Classic)

Legendary Lands
1 Urborg, Tomb of Yawgmoth (Not currently legal in Classic)

Sideboard:
4 Leyline of the Void (Not currently legal in Classic)
2 Extirpate (Not currently legal in Classic)
2 Mindbreak Trap (Not currently legal in Classic)
3 Nature's Claim (Not currently legal in Classic)
1 Umezawa's Jitte (Not currently legal in Classic)
3 Innocent Blood (Not currently legal in Classic)