UWR Delver
A Modern deck, by Ryan Bemrose
2nd place at a tournament in Portland, Oregon, United States on 2012-02-19
As reported at http://www.wizards.com/magic/magazine/events.aspx?x=mtg/daily/eventcoverage/barcelona12ptq/0218portland

Maindeck:

Creatures
4 Delver of Secrets
4 Snapcaster Mage
4 Steppe Lynx

Instants
4 Burst Lightning
4 Lightning Bolt
4 Lightning Helix
4 Path to Exile
4 Remand

Legendary Creatures
2 Vendilion Clique

Sorceries
4 Serum Visions

Basic Lands
2 Island
1 Mountain
1 Plains

Lands
4 Arid Mesa
2 Hallowed Fountain
3 Marsh Flats
2 Misty Rainforest
2 Sacred Foundry
4 Scalding Tarn
1 Steam Vents

Sideboard:
3 Ethersworn Canonist
2 Aven Mindcensor
2 Ranger of Eos
2 Geist of Saint Traft
3 Kataki, War's Wage
3 Timely Reinforcements