Merfolk 
Main deck (60)
Creatures (26)
Instants (4)
Artifacts (6)
Enchantments (4)
Lands (20)
Sideboard (15)
Main deck (60)
Creatures (26)
- 4 Cursecatcher
- 2 Harbinger of the Tides
- 1 Kira, Great Glass-Spinner
- 4 Lord of Atlantis
- 4 Master of the Pearl Trident
- 4 Master of Waves
- 2 Merrow Reejerey
- 4 Silvergill Adept
- 1 Vendilion Clique
Instants (4)
Artifacts (6)
Enchantments (4)
Lands (20)
Sideboard (15)
Compared with the average Merfolk list
Average of 10 decks in the 7 days up to May 20, 2017, the day of this tournament.
Main deck
More than usual
- +6 Island (16 vs 10.1)
- +2 Smuggler's Copter (2 vs 0.2)
- +2 Spell Pierce (2 vs 0.4)
- +1 Dismember (2 vs 0.6)
Fewer than usual
- -2 Vapor Snag (0 vs 1.5)
- -1 Cavern of Souls (0 vs 1.1)
- -1 Harbinger of the Tides (2 vs 3.0)
- -1 Merrow Reejerey (2 vs 3.0)
Sideboard
More than usual
- +3 Ceremonious Rejection (3 vs 0.3)
- +2 Hurkyl's Recall (3 vs 1.1)
Fewer than usual
- -2 Dispel (0 vs 1.8)
Most unusual list in this period: PTarts2win in Modern Challenge (19 cards away from the average)