U/B/r Teachings
A Time Spiral Block deck, by Kyle Tracy
8th place at a Pro Tour: Valencia tournament in Columbus, Ohio, United States on 2007-07-08
As reported at http://www.wizards.com/default.asp?x=mtgevent/valencia07ptq/0707columbus

Maindeck:
8 Island
1 Mountain

Artifacts
2 Phyrexian Totem
4 Prismatic Lens

Creatures
3 Aeon Chronicler
2 Tombstalker

Enchantments
2 Take Possession

Instants
4 Cancel
2 Careful Consideration
2 Delay
1 Haunting Hymn
2 Mystical Teachings
1 Slaughter Pact
1 Strangling Soot
1 Tendrils of Corruption

Legendary Creatures
2 Teferi, Mage of Zhalfir
1 Venser, Shaper Savant

Sorceries
4 Damnation

Basic Lands
4 Swamp

Lands
3 Dreadship Reef
1 River of Tears
4 Terramorphic Expanse
2 Urza's Factory

Legendary Lands
3 Urborg, Tomb of Yawgmoth

Sideboard:
3 Brine Elemental
2 Fortune Thief
2 Vesuvan Shapeshifter
1 Willbender
1 Extirpate
3 Snapback
1 Spell Burst
2 Tendrils of Corruption