4-Color Control
A Time Spiral Block deck, by Brandon Scheel
4th place at a Pro Tour: Valencia tournament in Minneapolis, Michigan, United States on 2007-07-08
As reported at http://www.wizards.com/default.asp?x=mtgevent/valencia07ptq/0707minneapolis

Maindeck:

Artifacts
4 Coalition Relic
4 Prismatic Lens

Creatures
1 Bogardan Hellkite
4 Shadowmage Infiltrator

Enchantments
3 Take Possession
1 Temporal Isolation

Instants
4 Careful Consideration
1 Haunting Hymn
3 Mystical Teachings
1 Pact of Negation
1 Return to Dust
1 Slaughter Pact
2 Tendrils of Corruption

Sorceries
4 Damnation

Basic Lands
4 Island
1 Mountain
1 Plains
1 Swamp

Lands
1 Calciform Pools
1 Dreadship Reef
4 River of Tears
4 Terramorphic Expanse
3 Tolaria West
2 Urza's Factory
1 Vesuva

Legendary Lands
3 Urborg, Tomb of Yawgmoth

Sideboard:
3 Detritivore
2 Temporal Isolation
2 Ancient Grudge
1 Disenchant
2 Imp's Mischief
1 Pull from Eternity
1 Return to Dust
2 Strangling Soot
1 Tendrils of Corruption