Merfolk
A Legacy deck, by Alex Bertoncini
1st place at a StarCityGames.com Invitational tournament in Boston, Massachusetts, United States on 2011-04-24
As reported at http://www.starcitygames.com/open_series

Maindeck:

Artifacts
4 Aether Vial

Creatures
4 Coralhelm Commander
4 Cursecatcher
4 Lord of Atlantis
2 Merfolk Sovereign
4 Merrow Reejerey
4 Silvergill Adept
1 Sower of Temptation

Instants
4 Daze
4 Force of Will
1 Spell Pierce

Legendary Creatures
2 Kira, Great Glass-Spinner

Basic Lands
13 Island

Lands
1 Mishra's Factory
4 Mutavault
4 Wasteland

Sideboard:
3 Relic of Progenitus
1 Sower of Temptation
2 Hydroblast
2 Spell Pierce
3 Submerge
2 Umezawa's Jitte
2 Llawan, Cephalid Empress