Show and Tell
A Legacy deck, by Christopher Gosselin
6th place at a tournament in Columbus, Ohio, United States on 2010-08-01
As reported at http://www.wizards.com/magic/magazine/article.aspx?x=mtg/daily/eventcoverage/gpcol10/welcome

Maindeck:
1 Island

Artifacts
1 Engineered Explosives
1 Lotus Petal
3 Sensei's Divining Top (Banned in Legacy)

Creatures
1 Cloud of Faeries

Enchantments
1 Shared Fate
1 Solitary Confinement

Instants
4 Brainstorm
2 Dark Ritual
4 Force of Will
3 Lim-Dul's Vault
3 Spell Pierce
3 Stifle

Legendary Creatures
3 Emrakul, the Aeons Torn

Sorceries
4 Doomsday
3 Show and Tell
3 Thoughtseize

Basic Lands
1 Swamp

Lands
3 Marsh Flats
4 Polluted Delta
1 Scrubland
3 Shelldock Isle
2 Sunken Ruins
1 Tundra
4 Underground Sea

Sideboard:
1 Form of the Dragon
3 Leyline of the Void
2 Solitary Confinement
1 Dark Ritual
2 Extirpate
3 Hydroblast
1 Snap
1 Armageddon
1 Show and Tell