Storm
A Legacy deck, by Greg Mitchell
3rd place at a tournament in Portland, Oregon, United States on 2015-05-03

Maindeck:

Artifacts
4 Lion's Eye Diamond
4 Lotus Petal
1 Sensei's Divining Top (Banned in Legacy)

Instants
4 Brainstorm
4 Cabal Ritual
4 Dark Ritual

Sorceries
3 Cabal Therapy
3 Duress
4 Gitaxian Probe (Banned in Legacy)
1 Grim Tutor
4 Infernal Tutor
2 Past in Flames
4 Ponder
2 Preordain
1 Tendrils of Agony

Basic Lands
1 Island
1 Swamp

Lands
1 Bayou
4 Misty Rainforest
4 Polluted Delta
1 Tropical Island
2 Underground Sea
1 Volcanic Island

Sideboard:
1 Sensei's Divining Top (Banned in Legacy)
2 Xantid Swarm
2 Dread of Night
3 Abrupt Decay
1 Ad Nauseam
2 Chain of Vapor
2 Flusterstorm
1 Krosan Grip
1 Surgical Extraction