Merfolk 
Main deck (60)
Creatures (25)
Instants (7)
Artifacts (4)
Enchantments (4)
Lands (20)
Sideboard (15)
Main deck (60)
Creatures (25)
- 3 Harbinger of the Tides
- 4 Lord of Atlantis
- 4 Master of the Pearl Trident
- 4 Master of Waves
- 4 Merfolk Trickster
- 2 Merrow Reejerey
- 4 Silvergill Adept
Instants (7)
Artifacts (4)
Enchantments (4)
Lands (20)
Sideboard (15)
Compared with the average Merfolk list
Average of 8 decks in the 7 days up to April 24, 2018, the day of this tournament.
Main deck
More than usual
- +3 Merfolk Trickster (4 vs 1.3)
- +3 Wanderwine Hub (3 vs 0.4)
- +2 Dismember (3 vs 0.6)
- +2 Spell Pierce (4 vs 1.8)
Fewer than usual
- -4 Cursecatcher (0 vs 3.5)
Sideboard
More than usual
- +3 Deprive (4 vs 1.5)
- +2 Echoing Truth (3 vs 1.4)
- +2 Kira, Great Glass-Spinner (2 vs 0.5)
- +1 Tidebinder Mage (2 vs 1.0)
Fewer than usual
- -3 Ceremonious Rejection (0 vs 2.5)
- -1 Dispel (0 vs 1.0)
This is the most unusual list of the archetype in this period: 10 cards away from the average.