Merfolk 
Main deck (60)
Creatures (32)
Instants (4)
Artifacts (8)
Lands (16)
Sideboard (15)
Main deck (60)
Creatures (32)
- 4 Glasspool Mimic // Glasspool Shore
- 4 Harbinger of the Tides
- 4 Lord of Atlantis
- 4 Master of the Pearl Trident
- 4 Merfolk Trickster
- 4 Silvergill Adept
- 4 Svyelun of Sea and Sky
- 4 Tide Shaper
Instants (4)
Artifacts (8)
Lands (16)
Sideboard (15)
Compared with the average Merfolk list
Average of 28 decks in the 30 days up to July 31, 2021, the day of this tournament.
Main deck
More than usual
- +3 Dismember (4 vs 0.6)
- +3 Glasspool Mimic (4 vs 1.5)
- +2 Harbinger of the Tides (4 vs 1.7)
- +2 Chalice of the Void (4 vs 2.1)
Fewer than usual
- -2 Force of Negation (0 vs 2.4)
- -2 Merrow Reejerey (0 vs 1.6)
- -2 Waterlogged Grove (0 vs 1.5)
- -1 Cursecatcher (0 vs 1.1)
Sideboard
More than usual
- +3 Force of Negation (4 vs 1.1)
- +2 Threads of Disloyalty (2 vs 0.1)
- +2 Counterspell (3 vs 1.3)
- +2 Relic of Progenitus (4 vs 2.4)
- +1 Spreading Seas (2 vs 0.5)
Fewer than usual
- -1 Chalice of the Void (0 vs 1.4)
- -1 Dismember (0 vs 1.3)
Most unusual list in this period: Bishark in Modern Super Qualifier (19 cards away from the average)