Merfolk
A Modern deck, by Anthony Eldridge
7th place at a tournament in San Diego, California, United States on 2020-03-07
As reported at www.starcitygames.com

Maindeck:
5 Island

Artifacts
4 Aether Vial

Creatures
4 Brazen Borrower
4 Kumena's Speaker
4 Lord of Atlantis (Not currently legal in Modern)
4 Master of the Pearl Trident
4 Merfolk Mistbinder
4 Merfolk Trickster
4 Silvergill Adept

Enchantments
2 Spreading Seas

Instants
3 Dismember
3 Force of Negation

Lands
4 Botanical Sanctum
2 Breeding Pool
3 Mutavault
2 Polluted Delta
4 Waterlogged Grove

Sideboard:
3 Chalice of the Void
2 Damping Sphere
2 Relic of Progenitus
2 Collector Ouphe
2 Shapers' Sanctuary
2 Spreading Seas
2 Ashiok, Dream Render