Merfolk
A Lorwyn/Shadowmoor Block deck, by Mike Thompson
2nd place at a PT: Berlin PTQ Season tournament in Seattle, Washington, United States on 2008-08-03
As reported at http://www.wizards.com/default.asp?x=mtgevent/berlin08ptq/0802seattle

Maindeck:
9 Island
1 Plains

Creatures
2 Cold-Eyed Selkie
4 Merrow Reejerey
3 Mirror Entity
2 Reveillark
4 Silvergill Adept
4 Sower of Temptation
4 Stonybrook Banneret

Instants
4 Cryptic Command

Legendary Creatures
2 Sygg, River Guide

Tribal Instants
3 Crib Swap
4 Sage's Dousing

Lands
4 Mutavault
4 Mystic Gate
2 Reflecting Pool
4 Wanderwine Hub

Sideboard:
1 Cold-Eyed Selkie
1 Reveillark
3 Wispmare
2 Negate
2 Snakeform
2 Oona, Queen of the Fae
3 Hallowed Burial
1 Crib Swap