U/B
A Ravnica Limited deck, by Stuart Koviasky
1st place at a Pro Tour: Prague - Qualifiers tournament in Toronto, Canada on 2006-01-08
As reported at http://www.wizards.com/default.asp?x=mtgevent/prague06ptq/0107toronto

Maindeck:

Artifacts
1 Dimir Signet

Creatures
2 Belltower Sphinx
1 Cerulean Sphinx
2 Dimir House Guard
1 Drift of Phantasms
1 Golgari Thug
1 Lurking Informant
1 Roofstalker Wight
1 Sewerdreg
1 Snapping Drake
2 Vedalken Dismisser

Enchantments
1 Stasis Cell

Instants
1 Darkblast
1 Disembowel
1 Gaze of the Gorgon
1 Last Gasp
1 Remand

Legendary Creatures
1 Circu, Dimir Lobotomist

Sorceries
1 Compulsive Research
1 Consult the Necrosages

Basic Lands
9 Island
8 Swamp

Sideboard:
2 Boros Signet
1 Cyclopean Snare
1 Golgari Signet
1 Terrarion
1 Auratouched Mage
1 Barbarian Riftcutter
1 Civic Wayfinder
1 Coalhauler Swine
1 Dromad Purebred
1 Elvish Skysweeper
1 Gate Hound
1 Golgari Brownscale
2 Infectious Host
1 Ivy Dancer
2 Screeching Griffin
1 Sell-Sword Brute
1 Siege Wurm
1 Trophy Hunter
1 Viashino Slasher
1 Votary of the Conclave
2 War-Torch Goblin
1 Blockbuster
1 Blood Funnel
1 Doubling Season
1 Faith's Fetters
2 Fists of Ironwood
1 Flight of Fancy
1 Boros Fury-Shield
1 Dizzy Spell
1 Fiery Conclusion
1 Lightning Helix
3 Rally the Righteous
1 Reroute
1 Seed Spark
1 Shred Memory
1 Smash
1 Surge of Zeal
1 Wojek Siren
1 Razia, Boros Archangel
1 Nightmare Void
1 Twisted Justice
2 Golgari Rot Farm
1 Selesnya Sanctuary
1 Sunhome, Fortress of the Legion